117183309 has 4 divisors (see below), whose sum is σ = 156244416. Its totient is φ = 78122204.

The previous prime is 117183293. The next prime is 117183337. The reversal of 117183309 is 903381711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 117183309 - 2⁴ = 117183293 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117183309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117183359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19530549 + ... + 19530554.

It is an arithmetic number, because the mean of its divisors is an integer number (39061104).

Almost surely, 2^117183309 is an apocalyptic number.

It is an amenable number.

117183309 is a deficient number, since it is larger than the sum of its proper divisors (39061107).

117183309 is an equidigital number, since it uses as much as digits as its factorization.

117183309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39061106.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 117183309 is about 10825.1239715765. The cubic root of 117183309 is about 489.3526214018.

The spelling of 117183309 in words is "one hundred seventeen million, one hundred eighty-three thousand, three hundred nine".