118455663 has 8 divisors (see below), whose sum is σ = 158219776. Its totient is φ = 78831000.

The previous prime is 118455653. The next prime is 118455679. The reversal of 118455663 is 366554811.

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

It is not a de Polignac number, because 118455663 - 2⁶ = 118455599 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 (118455653) 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 7 ways as a sum of consecutive naturals, for example, 32863 + ... + 36288.

It is an arithmetic number, because the mean of its divisors is an integer number (19777472).

Almost surely, 2^118455663 is an apocalyptic number.

118455663 is a deficient number, since it is larger than the sum of its proper divisors (39764113).

118455663 is an equidigital number, since it uses as much as digits as its factorization.

118455663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69725.

The product of its digits is 86400, while the sum is 39.

The square root of 118455663 is about 10883.7338721599. The cubic root of 118455663 is about 491.1173488220.

The spelling of 118455663 in words is "one hundred eighteen million, four hundred fifty-five thousand, six hundred sixty-three".