13907097779 has 2 divisors, whose sum is σ = 13907097780. Its totient is φ = 13907097778.

The previous prime is 13907097773. The next prime is 13907097811. The reversal of 13907097779 is 97779070931.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13907097779 is a prime.

It is not a weakly prime, because it can be changed into another prime (13907097773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6953548889 + 6953548890.

It is an arithmetic number, because the mean of its divisors is an integer number (6953548890).

Almost surely, 2^13907097779 is an apocalyptic number.

13907097779 is a deficient number, since it is larger than the sum of its proper divisors (1).

13907097779 is an equidigital number, since it uses as much as digits as its factorization.

13907097779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5250987, while the sum is 59.

The spelling of 13907097779 in words is "thirteen billion, nine hundred seven million, ninety-seven thousand, seven hundred seventy-nine".