125322529 has 2 divisors, whose sum is σ = 125322530. Its totient is φ = 125322528.

The previous prime is 125322503. The next prime is 125322541. The reversal of 125322529 is 925223521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66830625 + 58491904 = 8175^2 + 7648^2 .

It is a cyclic number.

It is not a de Polignac number, because 125322529 - 2¹³ = 125314337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125322529.

It is not a weakly prime, because it can be changed into another prime (125322599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62661264 + 62661265.

It is an arithmetic number, because the mean of its divisors is an integer number (62661265).

Almost surely, 2^125322529 is an apocalyptic number.

It is an amenable number.

125322529 is a deficient number, since it is larger than the sum of its proper divisors (1).

125322529 is an equidigital number, since it uses as much as digits as its factorization.

125322529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 31.

The square root of 125322529 is about 11194.7545305826. The cubic root of 125322529 is about 500.4296693294.

The spelling of 125322529 in words is "one hundred twenty-five million, three hundred twenty-two thousand, five hundred twenty-nine".