125494956 has 36 divisors (see below), whose sum is σ = 318427200. Its totient is φ = 41672928.

The previous prime is 125494949. The next prime is 125494991. The reversal of 125494956 is 659494521.

125494956 is a `hidden beast` number, since 12 + 549 + 4 + 95 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3205 + ... + 16163.

It is an arithmetic number, because the mean of its divisors is an integer number (8845200).

Almost surely, 2^125494956 is an apocalyptic number.

It is an amenable number.

125494956 is an abundant number, since it is smaller than the sum of its proper divisors (192932244).

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

125494956 is a wasteful number, since it uses less digits than its factorization.

125494956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13238 (or 13233 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The square root of 125494956 is about 11202.4531242045. The cubic root of 125494956 is about 500.6590721993.

The spelling of 125494956 in words is "one hundred twenty-five million, four hundred ninety-four thousand, nine hundred fifty-six".