117184717 has 4 divisors (see below), whose sum is σ = 126198940. Its totient is φ = 108170496.

The previous prime is 117184709. The next prime is 117184733. The reversal of 117184717 is 717481711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 717481711 = 23 ⋅31194857.

It can be written as a sum of positive squares in 2 ways, for example, as 20241001 + 96943716 = 4499^2 + 9846^2 .

It is a cyclic number.

It is not a de Polignac number, because 117184717 - 2³ = 117184709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117184117) 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, 4507092 + ... + 4507117.

It is an arithmetic number, because the mean of its divisors is an integer number (31549735).

Almost surely, 2^117184717 is an apocalyptic number.

It is an amenable number.

117184717 is a deficient number, since it is larger than the sum of its proper divisors (9014223).

117184717 is an equidigital number, since it uses as much as digits as its factorization.

117184717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9014222.

The product of its digits is 10976, while the sum is 37.

The square root of 117184717 is about 10825.1890052784. The cubic root of 117184717 is about 489.3545813104.

The spelling of 117184717 in words is "one hundred seventeen million, one hundred eighty-four thousand, seven hundred seventeen".