111331351139 has 2 divisors, whose sum is σ = 111331351140. Its totient is φ = 111331351138.

The previous prime is 111331351049. The next prime is 111331351151. The reversal of 111331351139 is 931153133111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111331351139 - 2²⁰ = 111330302563 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (111331351189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55665675569 + 55665675570.

It is an arithmetic number, because the mean of its divisors is an integer number (55665675570).

Almost surely, 2^111331351139 is an apocalyptic number.

111331351139 is a deficient number, since it is larger than the sum of its proper divisors (1).

111331351139 is an equidigital number, since it uses as much as digits as its factorization.

111331351139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3645, while the sum is 32.

The spelling of 111331351139 in words is "one hundred eleven billion, three hundred thirty-one million, three hundred fifty-one thousand, one hundred thirty-nine".