124472128 has 28 divisors (see below), whose sum is σ = 269455392. Its totient is φ = 56577920.

The previous prime is 124472111. The next prime is 124472129. The reversal of 124472128 is 821274421.

It is a self number, because there is not a number n which added to its sum of digits gives 124472128.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124472129) 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, 87700 + ... + 89107.

Almost surely, 2^124472128 is an apocalyptic number.

It is an amenable number.

124472128 is an abundant number, since it is smaller than the sum of its proper divisors (144983264).

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

124472128 is a wasteful number, since it uses less digits than its factorization.

124472128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176830 (or 176820 counting only the distinct ones).

The product of its digits is 7168, while the sum is 31.

The square root of 124472128 is about 11156.7077581157. The cubic root of 124472128 is about 499.2951775842.

The spelling of 124472128 in words is "one hundred twenty-four million, four hundred seventy-two thousand, one hundred twenty-eight".