315331133513 has 16 divisors (see below), whose sum is σ = 346369720320. Its totient is φ = 284692861200.

The previous prime is 315331133471. The next prime is 315331133563.

315331133513 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 315331133513 - 2¹² = 315331129417 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 315331133513.

It is not an unprimeable number, because it can be changed into a prime (315331133563) 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, 1151678 + ... + 1398936.

It is an arithmetic number, because the mean of its divisors is an integer number (21648107520).

Almost surely, 2^315331133513 is an apocalyptic number.

It is an amenable number.

315331133513 is a deficient number, since it is larger than the sum of its proper divisors (31038586807).

315331133513 is a wasteful number, since it uses less digits than its factorization.

315331133513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248068.

The product of its digits is 18225, while the sum is 32.

It can be divided in two parts, 315331 and 133513, that added together give a palindrome (448844).

The spelling of 315331133513 in words is "three hundred fifteen billion, three hundred thirty-one million, one hundred thirty-three thousand, five hundred thirteen".