125803992 has 32 divisors (see below), whose sum is σ = 318049200. Its totient is φ = 41462784.

The previous prime is 125803991. The next prime is 125803999. The reversal of 125803992 is 299308521.

It is a self number, because there is not a number n which added to its sum of digits gives 125803992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125803991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27313 + ... + 31584.

Almost surely, 2^125803992 is an apocalyptic number.

125803992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125803992 is an abundant number, since it is smaller than the sum of its proper divisors (192245208).

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

125803992 is a wasteful number, since it uses less digits than its factorization.

125803992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58995 (or 58991 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 125803992 is about 11216.2378719426. The cubic root of 125803992 is about 501.0696991886.

The spelling of 125803992 in words is "one hundred twenty-five million, eight hundred three thousand, nine hundred ninety-two".