125891156 has 24 divisors (see below), whose sum is σ = 226920960. Its totient is φ = 61073600.

The previous prime is 125891119. The next prime is 125891189. The reversal of 125891156 is 651198521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29315 + ... + 33333.

It is an arithmetic number, because the mean of its divisors is an integer number (9455040).

Almost surely, 2^125891156 is an apocalyptic number.

It is an amenable number.

125891156 is a deficient number, since it is larger than the sum of its proper divisors (101029804).

125891156 is a wasteful number, since it uses less digits than its factorization.

125891156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4255 (or 4253 counting only the distinct ones).

The product of its digits is 21600, while the sum is 38.

The square root of 125891156 is about 11220.1228157271. The cubic root of 125891156 is about 501.1853954543.

The spelling of 125891156 in words is "one hundred twenty-five million, eight hundred ninety-one thousand, one hundred fifty-six".