125243632 has 10 divisors (see below), whose sum is σ = 242659568. Its totient is φ = 62621808.

The previous prime is 125243621. The next prime is 125243633. The reversal of 125243632 is 236342521.

It is a self number, because there is not a number n which added to its sum of digits gives 125243632.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125243633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3913848 + ... + 3913879.

Almost surely, 2^125243632 is an apocalyptic number.

It is an amenable number.

125243632 is a deficient number, since it is larger than the sum of its proper divisors (117415936).

125243632 is an equidigital number, since it uses as much as digits as its factorization.

125243632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7827735 (or 7827729 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 125243632 is about 11191.2301379250. The cubic root of 125243632 is about 500.3246318494.

The spelling of 125243632 in words is "one hundred twenty-five million, two hundred forty-three thousand, six hundred thirty-two".