5317136831 has 4 divisors (see below), whose sum is σ = 5329249200. Its totient is φ = 5305024464.

The previous prime is 5317136827. The next prime is 5317136857. The reversal of 5317136831 is 1386317135.

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

It is a cyclic number.

It is not a de Polignac number, because 5317136831 - 2² = 5317136827 is a prime.

It is a super-2 number, since 2×5317136831² = 56543888159153445122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5317136731) 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, 6055526 + ... + 6056403.

It is an arithmetic number, because the mean of its divisors is an integer number (1332312300).

Almost surely, 2^5317136831 is an apocalyptic number.

5317136831 is a deficient number, since it is larger than the sum of its proper divisors (12112369).

5317136831 is a wasteful number, since it uses less digits than its factorization.

5317136831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12112368.

The product of its digits is 45360, while the sum is 38.

The square root of 5317136831 is about 72918.7001461216. The cubic root of 5317136831 is about 1745.3905176019.

The spelling of 5317136831 in words is "five billion, three hundred seventeen million, one hundred thirty-six thousand, eight hundred thirty-one".