117302621 has 8 divisors (see below), whose sum is σ = 119971584. Its totient is φ = 114650640.

The previous prime is 117302609. The next prime is 117302641. The reversal of 117302621 is 126203711.

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 117302621 - 2¹⁸ = 117040477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117302641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10280 + ... + 18446.

It is an arithmetic number, because the mean of its divisors is an integer number (14996448).

Almost surely, 2^117302621 is an apocalyptic number.

It is an amenable number.

117302621 is a deficient number, since it is larger than the sum of its proper divisors (2668963).

117302621 is an equidigital number, since it uses as much as digits as its factorization.

117302621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8491.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 117302621 is about 10830.6334533120. The cubic root of 117302621 is about 489.5186457166.

The spelling of 117302621 in words is "one hundred seventeen million, three hundred two thousand, six hundred twenty-one".