117316811 has 4 divisors (see below), whose sum is σ = 123491400. Its totient is φ = 111142224.

The previous prime is 117316807. The next prime is 117316819. The reversal of 117316811 is 118613711.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 117316811 - 2² = 117316807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117316819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3087266 + ... + 3087303.

It is an arithmetic number, because the mean of its divisors is an integer number (30872850).

Almost surely, 2^117316811 is an apocalyptic number.

117316811 is a deficient number, since it is larger than the sum of its proper divisors (6174589).

117316811 is an equidigital number, since it uses as much as digits as its factorization.

117316811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6174588.

The product of its digits is 1008, while the sum is 29.

The square root of 117316811 is about 10831.2885198392. The cubic root of 117316811 is about 489.5383838078.

The spelling of 117316811 in words is "one hundred seventeen million, three hundred sixteen thousand, eight hundred eleven".