12994079123 has 2 divisors, whose sum is σ = 12994079124. Its totient is φ = 12994079122.

The previous prime is 12994079113. The next prime is 12994079239. The reversal of 12994079123 is 32197049921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12994079123 - 2⁴ = 12994079107 is a prime.

It is not a weakly prime, because it can be changed into another prime (12994079113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6497039561 + 6497039562.

It is an arithmetic number, because the mean of its divisors is an integer number (6497039562).

Almost surely, 2^12994079123 is an apocalyptic number.

12994079123 is a deficient number, since it is larger than the sum of its proper divisors (1).

12994079123 is an equidigital number, since it uses as much as digits as its factorization.

12994079123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 47.

The spelling of 12994079123 in words is "twelve billion, nine hundred ninety-four million, seventy-nine thousand, one hundred twenty-three".