12532118510917 has 2 divisors, whose sum is σ = 12532118510918. Its totient is φ = 12532118510916.

The previous prime is 12532118510909. The next prime is 12532118510921. The reversal of 12532118510917 is 71901581123521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11096353792161 + 1435764718756 = 3331119^2 + 1198234^2 .

It is a cyclic number.

It is not a de Polignac number, because 12532118510917 - 2³ = 12532118510909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12532118510927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6266059255458 + 6266059255459.

It is an arithmetic number, because the mean of its divisors is an integer number (6266059255459).

Almost surely, 2^{12532118510917} is an apocalyptic number.

It is an amenable number.

12532118510917 is a deficient number, since it is larger than the sum of its proper divisors (1).

12532118510917 is an equidigital number, since it uses as much as digits as its factorization.

12532118510917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 46.

The spelling of 12532118510917 in words is "twelve trillion, five hundred thirty-two billion, one hundred eighteen million, five hundred ten thousand, nine hundred seventeen".