125155928 has 16 divisors (see below), whose sum is σ = 242237760. Its totient is φ = 60559200.

The previous prime is 125155883. The next prime is 125155969. The reversal of 125155928 is 829551521.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 125155891 and 125155900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252083 + ... + 252578.

It is an arithmetic number, because the mean of its divisors is an integer number (15139860).

Almost surely, 2^125155928 is an apocalyptic number.

It is an amenable number.

125155928 is a deficient number, since it is larger than the sum of its proper divisors (117081832).

125155928 is a wasteful number, since it uses less digits than its factorization.

125155928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504698 (or 504694 counting only the distinct ones).

The product of its digits is 36000, while the sum is 38.

The square root of 125155928 is about 11187.3110263369. The cubic root of 125155928 is about 500.2078176117.

The spelling of 125155928 in words is "one hundred twenty-five million, one hundred fifty-five thousand, nine hundred twenty-eight".