<p>Bangladesh,[a] officially the People's Republic of Bangladesh,[b] is a country in South Asia. It is the eighth-most populous country in the world and among the most densely populated with a population of 170 million in an area of 148,460 square kilometres (57,320&nbsp;sq&nbsp;mi). Bangladesh shares land borders with India to the north, west, and east, and Myanmar to the southeast. To the south, it has a coastline along the Bay of Bengal. It is separated from Bhutan and Nepal by the Siliguri Corridor, and from China by the mountainous Indian state of Sikkim.</p>