117455155 has 8 divisors (see below), whose sum is σ = 143605872. Its totient is φ = 92191008.

The previous prime is 117455141. The next prime is 117455167. The reversal of 117455155 is 551554711.

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 117455155 - 2⁹ = 117454643 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117455155.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221349 + ... + 221878.

It is an arithmetic number, because the mean of its divisors is an integer number (17950734).

Almost surely, 2^117455155 is an apocalyptic number.

117455155 is a deficient number, since it is larger than the sum of its proper divisors (26150717).

117455155 is an equidigital number, since it uses as much as digits as its factorization.

117455155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443285.

The product of its digits is 17500, while the sum is 34.

The square root of 117455155 is about 10837.6729513305. The cubic root of 117455155 is about 489.7307350260.

It can be divided in two parts, 11745 and 5155, that added together give a square (16900 = 130²).

The spelling of 117455155 in words is "one hundred seventeen million, four hundred fifty-five thousand, one hundred fifty-five".