111306697939 has 2 divisors, whose sum is σ = 111306697940. Its totient is φ = 111306697938.

The previous prime is 111306697877. The next prime is 111306697961. The reversal of 111306697939 is 939796603111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111306697939 - 2¹¹ = 111306695891 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111306697939.

It is not a weakly prime, because it can be changed into another prime (111306197939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55653348969 + 55653348970.

It is an arithmetic number, because the mean of its divisors is an integer number (55653348970).

Almost surely, 2^111306697939 is an apocalyptic number.

111306697939 is a deficient number, since it is larger than the sum of its proper divisors (1).

111306697939 is an equidigital number, since it uses as much as digits as its factorization.

111306697939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1653372, while the sum is 55.

The spelling of 111306697939 in words is "one hundred eleven billion, three hundred six million, six hundred ninety-seven thousand, nine hundred thirty-nine".