313431833184313 has 4 divisors (see below), whose sum is σ = 313434361045540. Its totient is φ = 313429305323088.

The previous prime is 313431833184263. The next prime is 313431833184427. The reversal of 313431833184313 is 313481338134313.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 223725400247209 + 89706432937104 = 14957453^2 + 9471348^2 .

It is a cyclic number.

It is not a de Polignac number, because 313431833184313 - 2²⁵ = 313431799629881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313431833584313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1263744618 + ... + 1263992611.

It is an arithmetic number, because the mean of its divisors is an integer number (78358590261385).

Almost surely, 2^{313431833184313} is an apocalyptic number.

It is an amenable number.

313431833184313 is a deficient number, since it is larger than the sum of its proper divisors (2527861227).

313431833184313 is a wasteful number, since it uses less digits than its factorization.

313431833184313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2527861226.

The product of its digits is 2239488, while the sum is 49.

The spelling of 313431833184313 in words is "three hundred thirteen trillion, four hundred thirty-one billion, eight hundred thirty-three million, one hundred eighty-four thousand, three hundred thirteen".