125394048 has 128 divisors (see below), whose sum is σ = 398697600. Its totient is φ = 38568960.

The previous prime is 125394047. The next prime is 125394067. The reversal of 125394048 is 840493521.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (125394041) 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 15 ways as a sum of consecutive naturals, for example, 43533 + ... + 46323.

It is an arithmetic number, because the mean of its divisors is an integer number (3114825).

Almost surely, 2^125394048 is an apocalyptic number.

125394048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125394048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199348800).

125394048 is an abundant number, since it is smaller than the sum of its proper divisors (273303552).

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

125394048 is a wasteful number, since it uses less digits than its factorization.

125394048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2827 (or 2809 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 125394048 is about 11197.9483835210. The cubic root of 125394048 is about 500.5248462135.

The spelling of 125394048 in words is "one hundred twenty-five million, three hundred ninety-four thousand, forty-eight".