125207500 has 120 divisors (see below), whose sum is σ = 310962960. Its totient is φ = 43680000.

The previous prime is 125207479. The next prime is 125207513. The reversal of 125207500 is 5702521.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 797422 + ... + 797578.

It is an arithmetic number, because the mean of its divisors is an integer number (2591358).

Almost surely, 2^125207500 is an apocalyptic number.

125207500 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 125207500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155481480).

125207500 is an abundant number, since it is smaller than the sum of its proper divisors (185755460).

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

125207500 is a wasteful number, since it uses less digits than its factorization.

125207500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221 (or 204 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 125207500 is about 11189.6157217306. The cubic root of 125207500 is about 500.2765137188.

The spelling of 125207500 in words is "one hundred twenty-five million, two hundred seven thousand, five hundred".