125256318 has 16 divisors (see below), whose sum is σ = 273286656. Its totient is φ = 37956440.

The previous prime is 125256311. The next prime is 125256347. The reversal of 125256318 is 813652521.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125256311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 948846 + ... + 948977.

It is an arithmetic number, because the mean of its divisors is an integer number (17080416).

Almost surely, 2^125256318 is an apocalyptic number.

125256318 is an abundant number, since it is smaller than the sum of its proper divisors (148030338).

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

125256318 is a wasteful number, since it uses less digits than its factorization.

125256318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1897839.

The product of its digits is 14400, while the sum is 33.

The square root of 125256318 is about 11191.7969066634. The cubic root of 125256318 is about 500.3415240029.

The spelling of 125256318 in words is "one hundred twenty-five million, two hundred fifty-six thousand, three hundred eighteen".