118731338 has 8 divisors (see below), whose sum is σ = 194287680. Its totient is φ = 53968780.

The previous prime is 118731337. The next prime is 118731377. The reversal of 118731338 is 833137811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 118731298 and 118731307.

It is not an unprimeable number, because it can be changed into a prime (118731337) 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 3 ways as a sum of consecutive naturals, for example, 2698418 + ... + 2698461.

It is an arithmetic number, because the mean of its divisors is an integer number (24285960).

Almost surely, 2^118731338 is an apocalyptic number.

118731338 is a deficient number, since it is larger than the sum of its proper divisors (75556342).

118731338 is a wasteful number, since it uses less digits than its factorization.

118731338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5396892.

The product of its digits is 12096, while the sum is 35.

The square root of 118731338 is about 10896.3910539224. The cubic root of 118731338 is about 491.4980366389.

The spelling of 118731338 in words is "one hundred eighteen million, seven hundred thirty-one thousand, three hundred thirty-eight".