125074231613 has 2 divisors, whose sum is σ = 125074231614. Its totient is φ = 125074231612.

The previous prime is 125074231589. The next prime is 125074231691. The reversal of 125074231613 is 316132470521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67530857689 + 57543373924 = 259867^2 + 239882^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125074231613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125074231813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62537115806 + 62537115807.

It is an arithmetic number, because the mean of its divisors is an integer number (62537115807).

Almost surely, 2^125074231613 is an apocalyptic number.

It is an amenable number.

125074231613 is a deficient number, since it is larger than the sum of its proper divisors (1).

125074231613 is an equidigital number, since it uses as much as digits as its factorization.

125074231613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The spelling of 125074231613 in words is "one hundred twenty-five billion, seventy-four million, two hundred thirty-one thousand, six hundred thirteen".