Indonesia (officially the Republic of Indonesia), is a sovereign state in Southeast Asia.
Indonesia is an archipelago comprising thousands of islands. With an estimated total population of over 252 million people, Indonesia is the world's fourth-most-populous country. Indonesia's republican form of government comprises an elected legislature and president. It encompasses 34 provinces, of which five have Special Administrative status. The nation's capital city is Jakarta. The country shares land borders with Papua New Guinea, East Timor, and Malaysia. Other neighbouring countries include Singapore, the Philippines, Australia, Palau, and the Indian territory of the Andaman and Nicobar Islands. Indonesia is a founding member of ASEAN and a member of the G-20 major economies. The Indonesian economy is the world's 17th largest by nominal GDP.