125878492 has 6 divisors (see below), whose sum is σ = 220287368. Its totient is φ = 62939244.

The previous prime is 125878457. The next prime is 125878513. The reversal of 125878492 is 294878521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15734808 + ... + 15734815.

Almost surely, 2^125878492 is an apocalyptic number.

It is an amenable number.

125878492 is a deficient number, since it is larger than the sum of its proper divisors (94408876).

125878492 is a wasteful number, since it uses less digits than its factorization.

125878492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31469627 (or 31469625 counting only the distinct ones).

The product of its digits is 322560, while the sum is 46.

The square root of 125878492 is about 11219.5584583352. The cubic root of 125878492 is about 501.1685893368.

The spelling of 125878492 in words is "one hundred twenty-five million, eight hundred seventy-eight thousand, four hundred ninety-two".