118353823 has 16 divisors (see below), whose sum is σ = 140175360. Its totient is φ = 97826976.

The previous prime is 118353799. The next prime is 118353887. The reversal of 118353823 is 328353811.

It is not a de Polignac number, because 118353823 - 2⁹ = 118353311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118353023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19186 + ... + 24592.

It is an arithmetic number, because the mean of its divisors is an integer number (8760960).

Almost surely, 2^118353823 is an apocalyptic number.

118353823 is a deficient number, since it is larger than the sum of its proper divisors (21821537).

118353823 is an equidigital number, since it uses as much as digits as its factorization.

118353823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5526.

The product of its digits is 17280, while the sum is 34.

The square root of 118353823 is about 10879.0543247104. The cubic root of 118353823 is about 490.9765655403.

The spelling of 118353823 in words is "one hundred eighteen million, three hundred fifty-three thousand, eight hundred twenty-three".