125732713 has 2 divisors, whose sum is σ = 125732714. Its totient is φ = 125732712.

The previous prime is 125732707. The next prime is 125732723. The reversal of 125732713 is 317237521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122589184 + 3143529 = 11072^2 + 1773^2 .

It is a cyclic number.

It is not a de Polignac number, because 125732713 - 2⁵ = 125732681 is a prime.

It is not a weakly prime, because it can be changed into another prime (125732723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62866356 + 62866357.

It is an arithmetic number, because the mean of its divisors is an integer number (62866357).

Almost surely, 2^125732713 is an apocalyptic number.

It is an amenable number.

125732713 is a deficient number, since it is larger than the sum of its proper divisors (1).

125732713 is an equidigital number, since it uses as much as digits as its factorization.

125732713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8820, while the sum is 31.

The square root of 125732713 is about 11213.0599302777. The cubic root of 125732713 is about 500.9750479935.

The spelling of 125732713 in words is "one hundred twenty-five million, seven hundred thirty-two thousand, seven hundred thirteen".