125368728 has 32 divisors (see below), whose sum is σ = 321894960. Its totient is φ = 40659840.

The previous prime is 125368721. The next prime is 125368741. The reversal of 125368728 is 827863521.

It is a self number, because there is not a number n which added to its sum of digits gives 125368728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125368721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69703 + ... + 71478.

Almost surely, 2^125368728 is an apocalyptic number.

It is an amenable number.

125368728 is an abundant number, since it is smaller than the sum of its proper divisors (196526232).

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

125368728 is a wasteful number, since it uses less digits than its factorization.

125368728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141227 (or 141223 counting only the distinct ones).

The product of its digits is 161280, while the sum is 42.

The square root of 125368728 is about 11196.8177622037. The cubic root of 125368728 is about 500.4911547095.

The spelling of 125368728 in words is "one hundred twenty-five million, three hundred sixty-eight thousand, seven hundred twenty-eight".