117664041 has 8 divisors (see below), whose sum is σ = 171147744. Its totient is φ = 71311520.

The previous prime is 117664013. The next prime is 117664061. The reversal of 117664041 is 140466711.

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 117664041 - 2⁶ = 117663977 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (117664061) 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, 1782756 + ... + 1782821.

It is an arithmetic number, because the mean of its divisors is an integer number (21393468).

Almost surely, 2^117664041 is an apocalyptic number.

117664041 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

117664041 is a deficient number, since it is larger than the sum of its proper divisors (53483703).

117664041 is a wasteful number, since it uses less digits than its factorization.

117664041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3565591.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 117664041 is about 10847.3057023392. The cubic root of 117664041 is about 490.0208806873.

The spelling of 117664041 in words is "one hundred seventeen million, six hundred sixty-four thousand, forty-one".