Pakistan (Listeni/ˈpækɨstæn/ or Listeni/pɑːkiˈstɑːn/; Urdu: پاكستان, Pākistān, Urdu: [pɑːkɪst̪ɑːn] ( listen)), officially the Islamic Republic of Pakistan (Urdu: اسلامی جمہوریۂ پاكستان, Islāmī Jumhūriya’eh Pākistān, Urdu: [ɪslɑːmi d͡ʒʊmɦuːriə-e pɑːkɪst̪ɑːn]), is a sovereign country in South Asia. With a population exceeding 180 million people, it is the sixth most populous country and with an area covering 796,095 km2 (307,374 sq. miles), it is the 36th largest country in the world in terms of area. Located at the crossroads of the strategically important regions of South Asia, Central Asia and Western Asia, Pakistan has a 1,046-kilometre (650 mi) coastline along the Arabian Sea and the Gulf of Oman in the south and is bordered by India to the east, Afghanistan to the west and north, Iran to the southwest and China in the far northeast. It is separated from Tajikistan by Afghanistan’s narrow Wakhan Corridor in the north, and also shares a marine border with Oman.