125615250 has 48 divisors (see below), whose sum is σ = 339669720. Its totient is φ = 33496800.

The previous prime is 125615249. The next prime is 125615279. The reversal of 125615250 is 52516521.

125615250 is a `hidden beast` number, since 1 + 2 + 561 + 52 + 50 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 32936121 + 92679129 = 5739^2 + 9627^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25665 + ... + 30164.

Almost surely, 2^125615250 is an apocalyptic number.

125615250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125615250 is an abundant number, since it is smaller than the sum of its proper divisors (214054470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125615250 is a wasteful number, since it uses less digits than its factorization.

125615250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55852 (or 55839 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 125615250 is about 11207.8209300470. The cubic root of 125615250 is about 500.8189911080.

The spelling of 125615250 in words is "one hundred twenty-five million, six hundred fifteen thousand, two hundred fifty".