3131313352 has 32 divisors (see below), whose sum is σ = 6006026880. Its totient is φ = 1529944000.

The previous prime is 3131313343. The next prime is 3131313359. The reversal of 3131313352 is 2533131313.

It is not an unprimeable number, because it can be changed into a prime (3131313359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91713 + ... + 121135.

It is an arithmetic number, because the mean of its divisors is an integer number (187688340).

Almost surely, 2^3131313352 is an apocalyptic number.

It is an amenable number.

3131313352 is a deficient number, since it is larger than the sum of its proper divisors (2874713528).

3131313352 is a wasteful number, since it uses less digits than its factorization.

3131313352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29733 (or 29729 counting only the distinct ones).

The product of its digits is 2430, while the sum is 25.

The square root of 3131313352 is about 55958.1392828604. The cubic root of 3131313352 is about 1462.9927590009.

Adding to 3131313352 its reverse (2533131313), we get a palindrome (5664444665).

The spelling of 3131313352 in words is "three billion, one hundred thirty-one million, three hundred thirteen thousand, three hundred fifty-two".