125508825 has 48 divisors (see below), whose sum is σ = 248317440. Its totient is φ = 61784640.

The previous prime is 125508821. The next prime is 125508833. The reversal of 125508825 is 528805521.

125508825 is a `hidden beast` number, since 1 + 2 + 550 + 88 + 25 = 666.

It is not a de Polignac number, because 125508825 - 2² = 125508821 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125508825.

It is not an unprimeable number, because it can be changed into a prime (125508821) 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 in 47 ways as a sum of consecutive naturals, for example, 1624 + ... + 15926.

It is an arithmetic number, because the mean of its divisors is an integer number (5173280).

Almost surely, 2^125508825 is an apocalyptic number.

125508825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125508825 is a deficient number, since it is larger than the sum of its proper divisors (122808615).

125508825 is a wasteful number, since it uses less digits than its factorization.

125508825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14335 (or 14324 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 36.

The square root of 125508825 is about 11203.0721233062. The cubic root of 125508825 is about 500.6775148659.

The spelling of 125508825 in words is "one hundred twenty-five million, five hundred eight thousand, eight hundred twenty-five".