99810118 has 16 divisors (see below), whose sum is σ = 151865280. Its totient is φ = 49192000.

The previous prime is 99810047. The next prime is 99810121. The reversal of 99810118 is 81101899.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76068 + ... + 77368.

It is an arithmetic number, because the mean of its divisors is an integer number (9491580).

Almost surely, 2^99810118 is an apocalyptic number.

99810118 is a deficient number, since it is larger than the sum of its proper divisors (52055162).

99810118 is a wasteful number, since it uses less digits than its factorization.

99810118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1823.

The product of its (nonzero) digits is 5184, while the sum is 37.

The square root of 99810118 is about 9990.5013888193. The cubic root of 99810118 is about 463.8649124931.

The spelling of 99810118 in words is "ninety-nine million, eight hundred ten thousand, one hundred eighteen".