118499799 has 16 divisors (see below), whose sum is σ = 176569344. Its totient is φ = 70065600.

The previous prime is 118499791. The next prime is 118499803. The reversal of 118499799 is 997994811.

It is not a de Polignac number, because 118499799 - 2³ = 118499791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118499791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42439 + ... + 45144.

It is an arithmetic number, because the mean of its divisors is an integer number (11035584).

Almost surely, 2^118499799 is an apocalyptic number.

118499799 is a deficient number, since it is larger than the sum of its proper divisors (58069545).

118499799 is a wasteful number, since it uses less digits than its factorization.

118499799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87638.

The product of its digits is 1469664, while the sum is 57.

The square root of 118499799 is about 10885.7612962989. The cubic root of 118499799 is about 491.1783372211.

The spelling of 118499799 in words is "one hundred eighteen million, four hundred ninety-nine thousand, seven hundred ninety-nine".