125789912 has 8 divisors (see below), whose sum is σ = 235856100. Its totient is φ = 62894952.

The previous prime is 125789897. The next prime is 125789941. The reversal of 125789912 is 219987521.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7861862 + ... + 7861877.

Almost surely, 2^125789912 is an apocalyptic number.

It is an amenable number.

125789912 is a deficient number, since it is larger than the sum of its proper divisors (110066188).

125789912 is a wasteful number, since it uses less digits than its factorization.

125789912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15723745 (or 15723741 counting only the distinct ones).

The product of its digits is 90720, while the sum is 44.

The square root of 125789912 is about 11215.6101929409. The cubic root of 125789912 is about 501.0510052281.

The spelling of 125789912 in words is "one hundred twenty-five million, seven hundred eighty-nine thousand, nine hundred twelve".