125900 has 18 divisors (see below), whose sum is σ = 273420. Its totient is φ = 50320.

The previous prime is 125899. The next prime is 125921. The reversal of 125900 is 9521.

It is a nialpdrome in base 11.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 530 + ... + 729.

It is an arithmetic number, because the mean of its divisors is an integer number (15190).

2¹²⁵⁹⁰⁰ is an apocalyptic number.

125900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125900 is an abundant number, since it is smaller than the sum of its proper divisors (147520).

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

125900 is a wasteful number, since it uses less digits than its factorization.

125900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273 (or 1266 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 125900 is about 354.8238999842. The cubic root of 125900 is about 50.1197131465.

The spelling of 125900 in words is "one hundred twenty-five thousand, nine hundred".