125740652039 has 2 divisors, whose sum is σ = 125740652040. Its totient is φ = 125740652038.

The previous prime is 125740652021. The next prime is 125740652047. The reversal of 125740652039 is 930256047521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125740652039 - 2⁸ = 125740651783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125740652069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62870326019 + 62870326020.

It is an arithmetic number, because the mean of its divisors is an integer number (62870326020).

Almost surely, 2^125740652039 is an apocalyptic number.

125740652039 is a deficient number, since it is larger than the sum of its proper divisors (1).

125740652039 is an equidigital number, since it uses as much as digits as its factorization.

125740652039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 125740652039 in words is "one hundred twenty-five billion, seven hundred forty million, six hundred fifty-two thousand, thirty-nine".