125538992 has 20 divisors (see below), whose sum is σ = 245150976. Its totient is φ = 62274240.

The previous prime is 125538983. The next prime is 125538997. The reversal of 125538992 is 299835521.

It is not an unprimeable number, because it can be changed into a prime (125538997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28859 + ... + 32922.

Almost surely, 2^125538992 is an apocalyptic number.

It is an amenable number.

125538992 is a deficient number, since it is larger than the sum of its proper divisors (119611984).

125538992 is a wasteful number, since it uses less digits than its factorization.

125538992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61916 (or 61910 counting only the distinct ones).

The product of its digits is 194400, while the sum is 44.

The square root of 125538992 is about 11204.4184141793. The cubic root of 125538992 is about 500.7176255344.

The spelling of 125538992 in words is "one hundred twenty-five million, five hundred thirty-eight thousand, nine hundred ninety-two".