125456428 has 12 divisors (see below), whose sum is σ = 222826072. Its totient is φ = 61791840.

The previous prime is 125456423. The next prime is 125456477. The reversal of 125456428 is 824654521.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (125456423) 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, 233793 + ... + 234328.

Almost surely, 2^125456428 is an apocalyptic number.

It is an amenable number.

125456428 is a deficient number, since it is larger than the sum of its proper divisors (97369644).

125456428 is a wasteful number, since it uses less digits than its factorization.

125456428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468192 (or 468190 counting only the distinct ones).

The product of its digits is 76800, while the sum is 37.

The square root of 125456428 is about 11200.7333688469. The cubic root of 125456428 is about 500.6078314491.

The spelling of 125456428 in words is "one hundred twenty-five million, four hundred fifty-six thousand, four hundred twenty-eight".