125638008 has 16 divisors (see below), whose sum is σ = 314095080. Its totient is φ = 41879328.

The previous prime is 125637991. The next prime is 125638021. The reversal of 125638008 is 800836521.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 125638008.

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, 2617435 + ... + 2617482.

Almost surely, 2^125638008 is an apocalyptic number.

It is an amenable number.

125638008 is an abundant number, since it is smaller than the sum of its proper divisors (188457072).

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

125638008 is a wasteful number, since it uses less digits than its factorization.

125638008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5234926 (or 5234922 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 125638008 is about 11208.8361572467. The cubic root of 125638008 is about 500.8492341195.

The spelling of 125638008 in words is "one hundred twenty-five million, six hundred thirty-eight thousand, eight".