125603532 has 18 divisors (see below), whose sum is σ = 317497908. Its totient is φ = 41867832.

The previous prime is 125603521. The next prime is 125603551. The reversal of 125603532 is 235306521.

125603532 is a `hidden beast` number, since 1 + 2 + 5 + 603 + 53 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 125603496 and 125603505.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1744458 + ... + 1744529.

Almost surely, 2^125603532 is an apocalyptic number.

125603532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125603532 is an abundant number, since it is smaller than the sum of its proper divisors (191894376).

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

125603532 is a wasteful number, since it uses less digits than its factorization.

125603532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3488997 (or 3488992 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 125603532 is about 11207.2981578969. The cubic root of 125603532 is about 500.8034176819.

The spelling of 125603532 in words is "one hundred twenty-five million, six hundred three thousand, five hundred thirty-two".