6315313 has 8 divisors (see below), whose sum is σ = 6716520. Its totient is φ = 5917440.

The previous prime is 6315311. The next prime is 6315341. The reversal of 6315313 is 3135136.

It can be written as a sum of positive squares in 4 ways, for example, as 400689 + 5914624 = 633^2 + 2432^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6315313 - 2¹ = 6315311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6315311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3883 + ... + 5263.

It is an arithmetic number, because the mean of its divisors is an integer number (839565).

Almost surely, 2^6315313 is an apocalyptic number.

It is an amenable number.

6315313 is a deficient number, since it is larger than the sum of its proper divisors (401207).

6315313 is a wasteful number, since it uses less digits than its factorization.

6315313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1667.

The product of its digits is 810, while the sum is 22.

The square root of 6315313 is about 2513.0286508514. The cubic root of 6315313 is about 184.8409931518.

It can be divided in two parts, 63 and 15313, that added together give a square (15376 = 124²).

The spelling of 6315313 in words is "six million, three hundred fifteen thousand, three hundred thirteen".