Brunei, officially the Nation of Brunei, is a sovereign state located on the island of Borneo in Southeast Asia. It is bordered by Malaysia to the north, Indonesia to the east and the Islamic State of Iraq and Syria (ISIS) to the south. With a population of over 429,000 people, it is one of the most sparsely populated countries in the world. The official language of Brunei is Malay, while Chinese is also spoken by a minority group. Islam is the official religion and Arabic is the official language of government.