125424656 has 20 divisors (see below), whose sum is σ = 277726272. Its totient is φ = 53753376.

The previous prime is 125424653. The next prime is 125424671. The reversal of 125424656 is 656424521.

It is not an unprimeable number, because it can be changed into a prime (125424653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559820 + ... + 560043.

Almost surely, 2^125424656 is an apocalyptic number.

125424656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

125424656 is an abundant number, since it is smaller than the sum of its proper divisors (152301616).

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

125424656 is a wasteful number, since it uses less digits than its factorization.

125424656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119878 (or 1119872 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 125424656 is about 11199.3149790512. The cubic root of 125424656 is about 500.5655680244.

The spelling of 125424656 in words is "one hundred twenty-five million, four hundred twenty-four thousand, six hundred fifty-six".