125425164 has 48 divisors (see below), whose sum is σ = 307802880. Its totient is φ = 39673920.

The previous prime is 125425159. The next prime is 125425177. The reversal of 125425164 is 461524521.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34422 + ... + 37890.

It is an arithmetic number, because the mean of its divisors is an integer number (6412560).

Almost surely, 2^125425164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125425164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153901440).

125425164 is an abundant number, since it is smaller than the sum of its proper divisors (182377716).

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

125425164 is a wasteful number, since it uses less digits than its factorization.

125425164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3630 (or 3628 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

The square root of 125425164 is about 11199.3376589868. The cubic root of 125425164 is about 500.5662438271.

Adding to 125425164 its reverse (461524521), we get a palindrome (586949685).

The spelling of 125425164 in words is "one hundred twenty-five million, four hundred twenty-five thousand, one hundred sixty-four".