125813800 has 48 divisors (see below), whose sum is σ = 334308960. Its totient is φ = 43135680.

The previous prime is 125813791. The next prime is 125813827. The reversal of 125813800 is 8318521.

It is a super-2 number, since 2×125813800² = 31658224540880000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43534 + ... + 46333.

It is an arithmetic number, because the mean of its divisors is an integer number (6964770).

Almost surely, 2^125813800 is an apocalyptic number.

125813800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125813800 is an abundant number, since it is smaller than the sum of its proper divisors (208495160).

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

125813800 is a wasteful number, since it uses less digits than its factorization.

125813800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89890 (or 89881 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 125813800 is about 11216.6750866734. The cubic root of 125813800 is about 501.0827204074.

The spelling of 125813800 in words is "one hundred twenty-five million, eight hundred thirteen thousand, eight hundred".