12751512514513 has 2 divisors, whose sum is σ = 12751512514514. Its totient is φ = 12751512514512.

The previous prime is 12751512514487. The next prime is 12751512514537. The reversal of 12751512514513 is 31541521515721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10320336150784 + 2431176363729 = 3212528^2 + 1559223^2 .

It is a cyclic number.

It is not a de Polignac number, because 12751512514513 - 2³³ = 12742922579921 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12751512514513.

It is not a weakly prime, because it can be changed into another prime (12751518514513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6375756257256 + 6375756257257.

It is an arithmetic number, because the mean of its divisors is an integer number (6375756257257).

Almost surely, 2^{12751512514513} is an apocalyptic number.

It is an amenable number.

12751512514513 is a deficient number, since it is larger than the sum of its proper divisors (1).

12751512514513 is an equidigital number, since it uses as much as digits as its factorization.

12751512514513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 210000, while the sum is 43.

The spelling of 12751512514513 in words is "twelve trillion, seven hundred fifty-one billion, five hundred twelve million, five hundred fourteen thousand, five hundred thirteen".