125305532 has 48 divisors (see below), whose sum is σ = 258679680. Its totient is φ = 52488000.

The previous prime is 125305519. The next prime is 125305559. The reversal of 125305532 is 235503521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28907 + ... + 32957.

It is an arithmetic number, because the mean of its divisors is an integer number (5389160).

Almost surely, 2^125305532 is an apocalyptic number.

It is an amenable number.

125305532 is an abundant number, since it is smaller than the sum of its proper divisors (133374148).

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

125305532 is a wasteful number, since it uses less digits than its factorization.

125305532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4122 (or 4120 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 125305532 is about 11193.9953546533. The cubic root of 125305532 is about 500.4070445396.

The spelling of 125305532 in words is "one hundred twenty-five million, three hundred five thousand, five hundred thirty-two".