1252755725113 has 2 divisors, whose sum is σ = 1252755725114. Its totient is φ = 1252755725112.

The previous prime is 1252755725099. The next prime is 1252755725141. The reversal of 1252755725113 is 3115275572521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1198166673664 + 54589051449 = 1094608^2 + 233643^2 .

It is a cyclic number.

It is not a de Polignac number, because 1252755725113 - 2⁹ = 1252755724601 is a prime.

It is not a weakly prime, because it can be changed into another prime (1252755125113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626377862556 + 626377862557.

It is an arithmetic number, because the mean of its divisors is an integer number (626377862557).

Almost surely, 2^{1252755725113} is an apocalyptic number.

It is an amenable number.

1252755725113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252755725113 is an equidigital number, since it uses as much as digits as its factorization.

1252755725113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 735000, while the sum is 46.

The spelling of 1252755725113 in words is "one trillion, two hundred fifty-two billion, seven hundred fifty-five million, seven hundred twenty-five thousand, one hundred thirteen".