3113516391 has 16 divisors (see below), whose sum is σ = 4399596000. Its totient is φ = 1951781888.

The previous prime is 3113516387. The next prime is 3113516423. The reversal of 3113516391 is 1936153113.

It is a cyclic number.

It is not a de Polignac number, because 3113516391 - 2² = 3113516387 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113516291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29035 + ... + 84083.

It is an arithmetic number, because the mean of its divisors is an integer number (274974750).

Almost surely, 2^3113516391 is an apocalyptic number.

3113516391 is a deficient number, since it is larger than the sum of its proper divisors (1286079609).

3113516391 is a wasteful number, since it uses less digits than its factorization.

3113516391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56178.

The product of its digits is 7290, while the sum is 33.

The square root of 3113516391 is about 55798.8923814801. The cubic root of 3113516391 is about 1460.2158295739.

The spelling of 3113516391 in words is "three billion, one hundred thirteen million, five hundred sixteen thousand, three hundred ninety-one".