3113881117 has 2 divisors, whose sum is σ = 3113881118. Its totient is φ = 3113881116.

The previous prime is 3113881093. The next prime is 3113881157. The reversal of 3113881117 is 7111883113.

3113881117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1861145881 + 1252735236 = 43141^2 + 35394^2 .

It is an emirp because it is prime and its reverse (7111883113) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3113881117 is a prime.

It is a super-2 number, since 2×3113881117² = 19392511221618335378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3113881157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556940558 + 1556940559.

It is an arithmetic number, because the mean of its divisors is an integer number (1556940559).

Almost surely, 2^3113881117 is an apocalyptic number.

It is an amenable number.

3113881117 is a deficient number, since it is larger than the sum of its proper divisors (1).

3113881117 is an equidigital number, since it uses as much as digits as its factorization.

3113881117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 34.

The square root of 3113881117 is about 55802.1605047690. The cubic root of 3113881117 is about 1460.2728452669.

The spelling of 3113881117 in words is "three billion, one hundred thirteen million, eight hundred eighty-one thousand, one hundred seventeen".