3111302313 has 16 divisors (see below), whose sum is σ = 5267813760. Its totient is φ = 1777886928.

The previous prime is 3111302303. The next prime is 3111302333. The reversal of 3111302313 is 3132031113.

It is a happy number.

It is not a de Polignac number, because 3111302313 - 2⁸ = 3111302057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3111302303) 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 15 ways as a sum of consecutive naturals, for example, 8230770 + ... + 8231147.

It is an arithmetic number, because the mean of its divisors is an integer number (329238360).

Almost surely, 2^3111302313 is an apocalyptic number.

It is an amenable number.

3111302313 is a deficient number, since it is larger than the sum of its proper divisors (2156511447).

3111302313 is a wasteful number, since it uses less digits than its factorization.

3111302313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16461933 (or 16461927 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 3111302313 is about 55779.0490506964. The cubic root of 3111302313 is about 1459.8696188380.

Adding to 3111302313 its reverse (3132031113), we get a palindrome (6243333426).

The spelling of 3111302313 in words is "three billion, one hundred eleven million, three hundred two thousand, three hundred thirteen".