Lord Shiva in the mentioned temple is worshipped and adored as Arunachaleswarar or Annamalaiyar and is depicted in the form of a lingam and his statue is addressed as the Agni lingam. Parvati, Lord Shiva's wife is represented as Unnamulai Amman in the temple. Although, the Annamalaiyar Temple consists of several places of worship, but the Unnamulai Amman and Annamalaiyar are still considered to be the well-known and significant ones. The regular routine of the temple includes six elaborate formal procedures or rather customs which commences from 5:30 a.m. in the early morning to 10:00 p.m. at night.