125357172 has 24 divisors (see below), whose sum is σ = 299635392. Its totient is φ = 40766400.

The previous prime is 125357171. The next prime is 125357189. The reversal of 125357172 is 271753521.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125357171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126904 + ... + 127887.

It is an arithmetic number, because the mean of its divisors is an integer number (12484808).

Almost surely, 2^125357172 is an apocalyptic number.

125357172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125357172 is an abundant number, since it is smaller than the sum of its proper divisors (174278220).

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

125357172 is a wasteful number, since it uses less digits than its factorization.

125357172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254839 (or 254837 counting only the distinct ones).

The product of its digits is 14700, while the sum is 33.

The square root of 125357172 is about 11196.3017108329. The cubic root of 125357172 is about 500.4757764632.

The spelling of 125357172 in words is "one hundred twenty-five million, three hundred fifty-seven thousand, one hundred seventy-two".