125117532 has 36 divisors (see below), whose sum is σ = 316754256. Its totient is φ = 41641920.

The previous prime is 125117497. The next prime is 125117533. The reversal of 125117532 is 235711521.

125117532 is a `hidden beast` number, since 12 + 5 + 117 + 532 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 125117496 and 125117505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125117533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25113 + ... + 29679.

Almost surely, 2^125117532 is an apocalyptic number.

125117532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125117532 is an abundant number, since it is smaller than the sum of its proper divisors (191636724).

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

125117532 is a wasteful number, since it uses less digits than its factorization.

125117532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5338 (or 5333 counting only the distinct ones).

The product of its digits is 2100, while the sum is 27.

The square root of 125117532 is about 11185.5948433689. The cubic root of 125117532 is about 500.1566602433.

The spelling of 125117532 in words is "one hundred twenty-five million, one hundred seventeen thousand, five hundred thirty-two".