12500013751297 has 2 divisors, whose sum is σ = 12500013751298. Its totient is φ = 12500013751296.

The previous prime is 12500013751213. The next prime is 12500013751363. The reversal of 12500013751297 is 79215731000521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9685265997456 + 2814747753841 = 3112116^2 + 1677721^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12500013751297 is a prime.

It is a super-2 number, since 2×12500013751297² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12500013751997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6250006875648 + 6250006875649.

It is an arithmetic number, because the mean of its divisors is an integer number (6250006875649).

Almost surely, 2^{12500013751297} is an apocalyptic number.

It is an amenable number.

12500013751297 is a deficient number, since it is larger than the sum of its proper divisors (1).

12500013751297 is an equidigital number, since it uses as much as digits as its factorization.

12500013751297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 132300, while the sum is 43.

The spelling of 12500013751297 in words is "twelve trillion, five hundred billion, thirteen million, seven hundred fifty-one thousand, two hundred ninety-seven".