125262500 has 72 divisors (see below), whose sum is σ = 299230848. Its totient is φ = 45500000.

The previous prime is 125262499. The next prime is 125262509. The reversal of 125262500 is 5262521.

It is not an unprimeable number, because it can be changed into a prime (125262509) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 137045 + ... + 137955.

It is an arithmetic number, because the mean of its divisors is an integer number (4155984).

Almost surely, 2^125262500 is an apocalyptic number.

125262500 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 125262500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149615424).

125262500 is an abundant number, since it is smaller than the sum of its proper divisors (173968348).

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

125262500 is an equidigital number, since it uses as much as digits as its factorization.

125262500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951 (or 929 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 125262500 is about 11192.0730876813. The cubic root of 125262500 is about 500.3497552854.

The spelling of 125262500 in words is "one hundred twenty-five million, two hundred sixty-two thousand, five hundred".