5312351331 has 64 divisors (see below), whose sum is σ = 9639475200. Its totient is φ = 2825083008.

The previous prime is 5312351321. The next prime is 5312351371. The reversal of 5312351331 is 1331532135.

It is not a de Polignac number, because 5312351331 - 2⁵ = 5312351299 is a prime.

It is a super-2 number, since 2×5312351331² = 56442153327954943122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 5312351295 and 5312351304.

It is not an unprimeable number, because it can be changed into a prime (5312351321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 144325 + ... + 177353.

It is an arithmetic number, because the mean of its divisors is an integer number (150616800).

Almost surely, 2^5312351331 is an apocalyptic number.

5312351331 is a deficient number, since it is larger than the sum of its proper divisors (4327123869).

5312351331 is a wasteful number, since it uses less digits than its factorization.

5312351331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33105 (or 33099 counting only the distinct ones).

The product of its digits is 4050, while the sum is 27.

The square root of 5312351331 is about 72885.8788175048. The cubic root of 5312351331 is about 1744.8667348687.

Adding to 5312351331 its reverse (1331532135), we get a palindrome (6643883466).

The spelling of 5312351331 in words is "five billion, three hundred twelve million, three hundred fifty-one thousand, three hundred thirty-one".