118933243 has 12 divisors (see below), whose sum is σ = 140495688. Its totient is φ = 99802560.

The previous prime is 118933237. The next prime is 118933289. The reversal of 118933243 is 342339811.

It is not a de Polignac number, because 118933243 - 2²¹ = 116836091 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 118933199 and 118933208.

It is not an unprimeable number, because it can be changed into a prime (118933223) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 30130 + ... + 33847.

It is an arithmetic number, because the mean of its divisors is an integer number (11707974).

Almost surely, 2^118933243 is an apocalyptic number.

118933243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

118933243 is a deficient number, since it is larger than the sum of its proper divisors (21562445).

118933243 is a wasteful number, since it uses less digits than its factorization.

118933243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64014 (or 64001 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 118933243 is about 10905.6518833126. The cubic root of 118933243 is about 491.7764795924.

The spelling of 118933243 in words is "one hundred eighteen million, nine hundred thirty-three thousand, two hundred forty-three".