South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. Its nine provinces are bounded to the south by 2,798 kilometres of coastline that stretches along the South Atlantic and Indian Ocean; to the north by the neighbouring countries of Namibia, Botswana, and Zimbabwe; to the east and northeast by Mozambique and Eswatini; and it encloses Lesotho. Covering an area of 1,221,037 square kilometres, the country has a population of over 63 million people, making it the sixth-most populated country in Africa. Pretoria is the administrative capital, while Cape Town, as the seat of Parliament, is the legislative capital, and Bloemfontein is regarded as the judicial capital. The largest and most populous city is Johannesburg, followed by Cape Town and Durban.