125172850 has 48 divisors (see below), whose sum is σ = 260894016. Its totient is φ = 44280000.

The previous prime is 125172841. The next prime is 125172863. The reversal of 125172850 is 58271521.

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, 17275 + ... + 23425.

It is an arithmetic number, because the mean of its divisors is an integer number (5435292).

Almost surely, 2^125172850 is an apocalyptic number.

125172850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125172850 is an abundant number, since it is smaller than the sum of its proper divisors (135721166).

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

125172850 is a wasteful number, since it uses less digits than its factorization.

125172850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6211 (or 6206 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 31.

The square root of 125172850 is about 11188.0673040521. The cubic root of 125172850 is about 500.2303605184.

The spelling of 125172850 in words is "one hundred twenty-five million, one hundred seventy-two thousand, eight hundred fifty".