118915223 has 8 divisors (see below), whose sum is σ = 136220448. Its totient is φ = 101689344.

The previous prime is 118915219. The next prime is 118915231. The reversal of 118915223 is 322519811.

It is a happy number.

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 118915223 - 2² = 118915219 is a prime.

It is a super-2 number, since 2×118915223² = 28281660522279458, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 118915223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118905223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16586 + ... + 22647.

It is an arithmetic number, because the mean of its divisors is an integer number (17027556).

Almost surely, 2^118915223 is an apocalyptic number.

118915223 is a deficient number, since it is larger than the sum of its proper divisors (17305225).

118915223 is an equidigital number, since it uses as much as digits as its factorization.

118915223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39673.

The product of its digits is 4320, while the sum is 32.

The square root of 118915223 is about 10904.8256749019. The cubic root of 118915223 is about 491.7516414016.

The spelling of 118915223 in words is "one hundred eighteen million, nine hundred fifteen thousand, two hundred twenty-three".