125700439 has 2 divisors, whose sum is σ = 125700440. Its totient is φ = 125700438.

The previous prime is 125700401. The next prime is 125700467. The reversal of 125700439 is 934007521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125700439 - 2²⁵ = 92146007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125700439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125706439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62850219 + 62850220.

It is an arithmetic number, because the mean of its divisors is an integer number (62850220).

Almost surely, 2^125700439 is an apocalyptic number.

125700439 is a deficient number, since it is larger than the sum of its proper divisors (1).

125700439 is an equidigital number, since it uses as much as digits as its factorization.

125700439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 125700439 is about 11211.6207124572. The cubic root of 125700439 is about 500.9321796688.

The spelling of 125700439 in words is "one hundred twenty-five million, seven hundred thousand, four hundred thirty-nine".