Russian is a Slavic language spoken primarily in Russia, where it is the official language, as well as in parts of Belarus, Kazakhstan, Kyrgyzstan, and other parts of the world. It has over 258 million speakers worldwide. Russian has a rich history and has been influenced by various languages, including Old Church Slavonic, Greek, and French. It is written using the Cyrillic alphabet, which has 33 letters, and has a complex grammar structure with a system of cases, verb conjugations, and declensions. Russian is known for its literature, music, and art, and is an important language for diplomacy, trade, and culture in Eastern Europe and Central Asia.