125224625 has 8 divisors (see below), whose sum is σ = 156280488. Its totient is φ = 100179600.

The previous prime is 125224597. The next prime is 125224661. The reversal of 125224625 is 526422521.

It can be written as a sum of positive squares in 4 ways, for example, as 37540129 + 87684496 = 6127^2 + 9364^2 .

It is a de Polignac number, because none of the positive numbers 2^k-125224625 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500774 + ... + 501023.

It is an arithmetic number, because the mean of its divisors is an integer number (19535061).

Almost surely, 2^125224625 is an apocalyptic number.

It is an amenable number.

125224625 is a deficient number, since it is larger than the sum of its proper divisors (31055863).

125224625 is an equidigital number, since it uses as much as digits as its factorization.

125224625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001812 (or 1001802 counting only the distinct ones).

The product of its digits is 9600, while the sum is 29.

The square root of 125224625 is about 11190.3809139814. The cubic root of 125224625 is about 500.2993207784.

The spelling of 125224625 in words is "one hundred twenty-five million, two hundred twenty-four thousand, six hundred twenty-five".