12010115779 has 2 divisors, whose sum is σ = 12010115780. Its totient is φ = 12010115778.

The previous prime is 12010115743. The next prime is 12010115791. The reversal of 12010115779 is 97751101021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12010115779 - 2⁹ = 12010115267 is a prime.

It is not a weakly prime, because it can be changed into another prime (12010115729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6005057889 + 6005057890.

It is an arithmetic number, because the mean of its divisors is an integer number (6005057890).

Almost surely, 2^12010115779 is an apocalyptic number.

12010115779 is a deficient number, since it is larger than the sum of its proper divisors (1).

12010115779 is an equidigital number, since it uses as much as digits as its factorization.

12010115779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4410, while the sum is 34.

The spelling of 12010115779 in words is "twelve billion, ten million, one hundred fifteen thousand, seven hundred seventy-nine".