12113431079 has 2 divisors, whose sum is σ = 12113431080. Its totient is φ = 12113431078.

The previous prime is 12113431067. The next prime is 12113431103. The reversal of 12113431079 is 97013431121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12113431079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12113431579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056715539 + 6056715540.

It is an arithmetic number, because the mean of its divisors is an integer number (6056715540).

Almost surely, 2^12113431079 is an apocalyptic number.

12113431079 is a deficient number, since it is larger than the sum of its proper divisors (1).

12113431079 is an equidigital number, since it uses as much as digits as its factorization.

12113431079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 32.

The spelling of 12113431079 in words is "twelve billion, one hundred thirteen million, four hundred thirty-one thousand, seventy-nine".