118438353 has 12 divisors (see below), whose sum is σ = 186630288. Its totient is φ = 71780760.

The previous prime is 118438319. The next prime is 118438363. The reversal of 118438353 is 353834811.

It is not a de Polignac number, because 118438353 - 2⁶ = 118438289 is a prime.

It is a super-2 number, since 2×118438353² = 28055286922705218, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (118438363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 598075 + ... + 598272.

It is an arithmetic number, because the mean of its divisors is an integer number (15552524).

Almost surely, 2^118438353 is an apocalyptic number.

It is an amenable number.

118438353 is a deficient number, since it is larger than the sum of its proper divisors (68191935).

118438353 is a wasteful number, since it uses less digits than its factorization.

118438353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196364 (or 1196361 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 118438353 is about 10882.9386196928. The cubic root of 118438353 is about 491.0934252284.

The spelling of 118438353 in words is "one hundred eighteen million, four hundred thirty-eight thousand, three hundred fifty-three".