125116825 has 12 divisors (see below), whose sum is σ = 155357740. Its totient is φ = 99956160.

The previous prime is 125116813. The next prime is 125116853. The reversal of 125116825 is 528611521.

It can be written as a sum of positive squares in 6 ways, for example, as 8714304 + 116402521 = 2952^2 + 10789^2 .

It is not a de Polignac number, because 125116825 - 2¹⁹ = 124592537 is a prime.

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, 17707 + ... + 23743.

Almost surely, 2^125116825 is an apocalyptic number.

It is an amenable number.

125116825 is a deficient number, since it is larger than the sum of its proper divisors (30240915).

125116825 is an equidigital number, since it uses as much as digits as its factorization.

125116825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6876 (or 6871 counting only the distinct ones).

The product of its digits is 4800, while the sum is 31.

The square root of 125116825 is about 11185.5632401770. The cubic root of 125116825 is about 500.1557181653.

The spelling of 125116825 in words is "one hundred twenty-five million, one hundred sixteen thousand, eight hundred twenty-five".