Listen to O Prajapati Prajapati online. O Prajapati Prajapati is a Bengali language song and is sung by Lata Mangeshkar and Salil Chowdhury. O Prajapati Prajapati, from the album Shera Gaan by Salil Chowdhury, was released in the year 2018. The duration of the song is 3:00. Download Bengali songs online from JioSaavn.