125122825 has 12 divisors (see below), whose sum is σ = 155398288. Its totient is φ = 99939600.

The previous prime is 125122801. The next prime is 125122831. The reversal of 125122825 is 528221521.

It is a de Polignac number, because none of the positive numbers 2^k-125122825 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125122793 and 125122802.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13654 + ... + 20896.

Almost surely, 2^125122825 is an apocalyptic number.

It is an amenable number.

125122825 is a deficient number, since it is larger than the sum of its proper divisors (30275463).

125122825 is an equidigital number, since it uses as much as digits as its factorization.

125122825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7944 (or 7939 counting only the distinct ones).

The product of its digits is 3200, while the sum is 28.

The square root of 125122825 is about 11185.8314398171. The cubic root of 125122825 is about 500.1637130569.

The spelling of 125122825 in words is "one hundred twenty-five million, one hundred twenty-two thousand, eight hundred twenty-five".