12514978051 has 2 divisors, whose sum is σ = 12514978052. Its totient is φ = 12514978050.

The previous prime is 12514978027. The next prime is 12514978081. The reversal of 12514978051 is 15087941521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12514978051 - 2²³ = 12506589443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12514977989 and 12514978007.

It is not a weakly prime, because it can be changed into another prime (12514978081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6257489025 + 6257489026.

It is an arithmetic number, because the mean of its divisors is an integer number (6257489026).

Almost surely, 2^12514978051 is an apocalyptic number.

12514978051 is a deficient number, since it is larger than the sum of its proper divisors (1).

12514978051 is an equidigital number, since it uses as much as digits as its factorization.

12514978051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 43.

The spelling of 12514978051 in words is "twelve billion, five hundred fourteen million, nine hundred seventy-eight thousand, fifty-one".