125890158 has 32 divisors (see below), whose sum is σ = 262020096. Its totient is φ = 40290848.

The previous prime is 125890103. The next prime is 125890187. The reversal of 125890158 is 851098521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10735 + ... + 19157.

It is an arithmetic number, because the mean of its divisors is an integer number (8188128).

Almost surely, 2^125890158 is an apocalyptic number.

125890158 is an abundant number, since it is smaller than the sum of its proper divisors (136129938).

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

125890158 is a wasteful number, since it uses less digits than its factorization.

125890158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8528.

The product of its (nonzero) digits is 28800, while the sum is 39.

The square root of 125890158 is about 11220.0783419725. The cubic root of 125890158 is about 501.1840710713.

The spelling of 125890158 in words is "one hundred twenty-five million, eight hundred ninety thousand, one hundred fifty-eight".