125299272 has 128 divisors (see below), whose sum is σ = 377856000. Its totient is φ = 34574400.

The previous prime is 125299253. The next prime is 125299277. The reversal of 125299272 is 272992521.

It is a self number, because there is not a number n which added to its sum of digits gives 125299272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125299277) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 254947 + ... + 255437.

It is an arithmetic number, because the mean of its divisors is an integer number (2952000).

Almost surely, 2^125299272 is an apocalyptic number.

125299272 is a gapful number since it is divisible by the number (12) 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 125299272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188928000).

125299272 is an abundant number, since it is smaller than the sum of its proper divisors (252556728).

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

125299272 is a wasteful number, since it uses less digits than its factorization.

125299272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552 (or 534 counting only the distinct ones).

The product of its digits is 45360, while the sum is 39.

The square root of 125299272 is about 11193.7157369660. The cubic root of 125299272 is about 500.3987113074.

The spelling of 125299272 in words is "one hundred twenty-five million, two hundred ninety-nine thousand, two hundred seventy-two".