3133931912 has 16 divisors (see below), whose sum is σ = 6221776860. Its totient is φ = 1474791424.

The previous prime is 3133931909. The next prime is 3133931917. The reversal of 3133931912 is 2191393313.

It can be written as a sum of positive squares in 2 ways, for example, as 2880039556 + 253892356 = 53666^2 + 15934^2 .

It is not an unprimeable number, because it can be changed into a prime (3133931917) 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, 11521673 + ... + 11521944.

Almost surely, 2^3133931912 is an apocalyptic number.

It is an amenable number.

3133931912 is a deficient number, since it is larger than the sum of its proper divisors (3087844948).

3133931912 is a wasteful number, since it uses less digits than its factorization.

3133931912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23043640 (or 23043636 counting only the distinct ones).

The product of its digits is 13122, while the sum is 35.

The square root of 3133931912 is about 55981.5318832917. The cubic root of 3133931912 is about 1463.4004544854.

The spelling of 3133931912 in words is "three billion, one hundred thirty-three million, nine hundred thirty-one thousand, nine hundred twelve".