125769912 has 16 divisors (see below), whose sum is σ = 314424840. Its totient is φ = 41923296.

The previous prime is 125769907. The next prime is 125769913. The reversal of 125769912 is 219967521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125769913) 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, 2620183 + ... + 2620230.

Almost surely, 2^125769912 is an apocalyptic number.

125769912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125769912 is an abundant number, since it is smaller than the sum of its proper divisors (188654928).

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

125769912 is a wasteful number, since it uses less digits than its factorization.

125769912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5240422 (or 5240418 counting only the distinct ones).

The product of its digits is 68040, while the sum is 42.

The square root of 125769912 is about 11214.7185430576. The cubic root of 125769912 is about 501.0244489087.

The spelling of 125769912 in words is "one hundred twenty-five million, seven hundred sixty-nine thousand, nine hundred twelve".