118396855 has 8 divisors (see below), whose sum is σ = 145916352. Its totient is φ = 92157408.

The previous prime is 118396849. The next prime is 118396867. The reversal of 118396855 is 558693811.

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

It is a cyclic number.

It is not a de Polignac number, because 118396855 - 2⁷ = 118396727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 319807 + ... + 320176.

It is an arithmetic number, because the mean of its divisors is an integer number (18239544).

Almost surely, 2^118396855 is an apocalyptic number.

118396855 is a deficient number, since it is larger than the sum of its proper divisors (27519497).

118396855 is an equidigital number, since it uses as much as digits as its factorization.

118396855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640025.

The product of its digits is 259200, while the sum is 46.

The square root of 118396855 is about 10881.0318904045. The cubic root of 118396855 is about 491.0360626847.

The spelling of 118396855 in words is "one hundred eighteen million, three hundred ninety-six thousand, eight hundred fifty-five".