125439792 has 40 divisors (see below), whose sum is σ = 338145024. Its totient is φ = 39994944.

The previous prime is 125439791. The next prime is 125439793. The reversal of 125439792 is 297934521.

It is an interprime number because it is at equal distance from previous prime (125439791) and next prime (125439793).

It is not an unprimeable number, because it can be changed into a prime (125439791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55708 + ... + 57915.

Almost surely, 2^125439792 is an apocalyptic number.

125439792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125439792 is an abundant number, since it is smaller than the sum of its proper divisors (212705232).

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

125439792 is a wasteful number, since it uses less digits than its factorization.

125439792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113657 (or 113651 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 125439792 is about 11199.9907142819. The cubic root of 125439792 is about 500.5857029695.

The spelling of 125439792 in words is "one hundred twenty-five million, four hundred thirty-nine thousand, seven hundred ninety-two".