531313306113 has 16 divisors (see below), whose sum is σ = 752485847616. Its totient is φ = 332307955200.

The previous prime is 531313306099. The next prime is 531313306127. The reversal of 531313306113 is 311603313135.

It is an interprime number because it is at equal distance from previous prime (531313306099) and next prime (531313306127).

It is not a de Polignac number, because 531313306113 - 2⁶ = 531313306049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (531313306913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16626063 + ... + 16657988.

It is an arithmetic number, because the mean of its divisors is an integer number (47030365476).

Almost surely, 2^531313306113 is an apocalyptic number.

It is an amenable number.

531313306113 is a deficient number, since it is larger than the sum of its proper divisors (221172541503).

531313306113 is a wasteful number, since it uses less digits than its factorization.

531313306113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33284384.

The product of its (nonzero) digits is 7290, while the sum is 30.

Adding to 531313306113 its reverse (311603313135), we get a palindrome (842916619248).

The spelling of 531313306113 in words is "five hundred thirty-one billion, three hundred thirteen million, three hundred six thousand, one hundred thirteen".