117999455 has 8 divisors (see below), whose sum is σ = 161827872. Its totient is φ = 80913888.

The previous prime is 117999419. The next prime is 117999457. The reversal of 117999455 is 554999711.

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 117999455 - 2⁶ = 117999391 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 (117999457) 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, 1685672 + ... + 1685741.

It is an arithmetic number, because the mean of its divisors is an integer number (20228484).

Almost surely, 2^117999455 is an apocalyptic number.

117999455 is a deficient number, since it is larger than the sum of its proper divisors (43828417).

117999455 is an equidigital number, since it uses as much as digits as its factorization.

117999455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3371425.

The product of its digits is 510300, while the sum is 50.

The square root of 117999455 is about 10862.7554055129. The cubic root of 117999455 is about 490.4860580232.

The spelling of 117999455 in words is "one hundred seventeen million, nine hundred ninety-nine thousand, four hundred fifty-five".