12913723051 has 2 divisors, whose sum is σ = 12913723052. Its totient is φ = 12913723050.

The previous prime is 12913723049. The next prime is 12913723111. The reversal of 12913723051 is 15032731921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12913723051 - 2¹ = 12913723049 is a prime.

Together with 12913723049, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 12913722998 and 12913723016.

It is not a weakly prime, because it can be changed into another prime (12913723001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6456861525 + 6456861526.

It is an arithmetic number, because the mean of its divisors is an integer number (6456861526).

Almost surely, 2^12913723051 is an apocalyptic number.

12913723051 is a deficient number, since it is larger than the sum of its proper divisors (1).

12913723051 is an equidigital number, since it uses as much as digits as its factorization.

12913723051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 34.

The spelling of 12913723051 in words is "twelve billion, nine hundred thirteen million, seven hundred twenty-three thousand, fifty-one".