6315155 has 32 divisors (see below), whose sum is σ = 9676800. Its totient is φ = 3841920.

The previous prime is 6315151. The next prime is 6315161. The reversal of 6315155 is 5515136.

6315155 = T₂₉₃ + T₂₉₄ + ... + T₃₉₇.

It is not a de Polignac number, because 6315155 - 2² = 6315151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6315151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17921 + ... + 18269.

It is an arithmetic number, because the mean of its divisors is an integer number (302400).

Almost surely, 2^6315155 is an apocalyptic number.

6315155 is a deficient number, since it is larger than the sum of its proper divisors (3361645).

6315155 is a wasteful number, since it uses less digits than its factorization.

6315155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419.

The product of its digits is 2250, while the sum is 26.

The square root of 6315155 is about 2512.9972144831. The cubic root of 6315155 is about 184.8394516541.

The spelling of 6315155 in words is "six million, three hundred fifteen thousand, one hundred fifty-five".