2313111992 has 32 divisors (see below), whose sum is σ = 4414791600. Its totient is φ = 1135872000.

The previous prime is 2313111991. The next prime is 2313112033. The reversal of 2313111992 is 2991113132.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313111991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 754142 + ... + 757202.

Almost surely, 2^2313111992 is an apocalyptic number.

It is an amenable number.

2313111992 is a deficient number, since it is larger than the sum of its proper divisors (2101679608).

2313111992 is a wasteful number, since it uses less digits than its factorization.

2313111992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4727 (or 4723 counting only the distinct ones).

The product of its digits is 2916, while the sum is 32.

The square root of 2313111992 is about 48094.8229230548. The cubic root of 2313111992 is about 1322.5097628767.

The spelling of 2313111992 in words is "two billion, three hundred thirteen million, one hundred eleven thousand, nine hundred ninety-two".