The name is a wordplay on the AK-47 assault rifle, 4711, a brand of Eau de Cologne, and the initials of the lead singer Anja Krabbe.
Wilhelm Mülhens (born 25 June 1762 in Troisdorf and died 6 March 1841 in Köln) was a Cologne perfume designer and manufacturer, and the founder of the Mülhens company, famous for the fragrance "4711".