125135560 has 64 divisors (see below), whose sum is σ = 308966400. Its totient is φ = 45235200.

The previous prime is 125135557. The next prime is 125135579. The reversal of 125135560 is 65531521.

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, 83296 + ... + 84784.

It is an arithmetic number, because the mean of its divisors is an integer number (4827600).

Almost surely, 2^125135560 is an apocalyptic number.

125135560 is a gapful number since it is divisible by the number (10) 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 125135560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154483200).

125135560 is an abundant number, since it is smaller than the sum of its proper divisors (183830840).

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

125135560 is a wasteful number, since it uses less digits than its factorization.

125135560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1702 (or 1698 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 125135560 is about 11186.4006722448. The cubic root of 125135560 is about 500.1806813673.

The spelling of 125135560 in words is "one hundred twenty-five million, one hundred thirty-five thousand, five hundred sixty".