117636841 has 8 divisors (see below), whose sum is σ = 135345600. Its totient is φ = 100153968.

The previous prime is 117636829. The next prime is 117636877. The reversal of 117636841 is 148636711.

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 117636841 - 2¹⁷ = 117505769 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 117636841.

It is not an unprimeable number, because it can be changed into a prime (117636941) 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, 55351 + ... + 57436.

It is an arithmetic number, because the mean of its divisors is an integer number (16918200).

Almost surely, 2^117636841 is an apocalyptic number.

It is an amenable number.

117636841 is a deficient number, since it is larger than the sum of its proper divisors (17708759).

117636841 is a wasteful number, since it uses less digits than its factorization.

117636841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112943.

The product of its digits is 24192, while the sum is 37.

The square root of 117636841 is about 10846.0518623138. The cubic root of 117636841 is about 489.9831189520.

The spelling of 117636841 in words is "one hundred seventeen million, six hundred thirty-six thousand, eight hundred forty-one".