117804665 has 8 divisors (see below), whose sum is σ = 154217088. Its totient is φ = 85676080.

The previous prime is 117804653. The next prime is 117804667. The reversal of 117804665 is 566408711.

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

It is not a de Polignac number, because 117804665 - 2¹² = 117800569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117804667) 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, 1070897 + ... + 1071006.

It is an arithmetic number, because the mean of its divisors is an integer number (19277136).

Almost surely, 2^117804665 is an apocalyptic number.

It is an amenable number.

117804665 is a deficient number, since it is larger than the sum of its proper divisors (36412423).

117804665 is a wasteful number, since it uses less digits than its factorization.

117804665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141919.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 117804665 is about 10853.7857450753. The cubic root of 117804665 is about 490.2160160980.

The spelling of 117804665 in words is "one hundred seventeen million, eight hundred four thousand, six hundred sixty-five".