118098900 has 54 divisors (see below), whose sum is σ = 370177262. Its totient is φ = 31492800.

The previous prime is 118098853. The next prime is 118098907. The reversal of 118098900 is 9890811.

It can be written as a sum of positive squares in 3 ways, for example, as 33385284 + 84713616 = 5778^2 + 9204^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118098907) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 64711 + ... + 66510.

Almost surely, 2^118098900 is an apocalyptic number.

118098900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118098900 is an abundant number, since it is smaller than the sum of its proper divisors (252078362).

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

118098900 is a wasteful number, since it uses less digits than its factorization.

118098900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131241 (or 131231 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 36.

The square root of 118098900 is about 10867.3317792363. The cubic root of 118098900 is about 490.6238063719.

The spelling of 118098900 in words is "one hundred eighteen million, ninety-eight thousand, nine hundred".