117583811 has 2 divisors, whose sum is σ = 117583812. Its totient is φ = 117583810.

The previous prime is 117583789. The next prime is 117583831. The reversal of 117583811 is 118385711.

It is a strong prime.

It is an emirp because it is prime and its reverse (118385711) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117583811 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (117583831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58791905 + 58791906.

It is an arithmetic number, because the mean of its divisors is an integer number (58791906).

Almost surely, 2^117583811 is an apocalyptic number.

117583811 is a deficient number, since it is larger than the sum of its proper divisors (1).

117583811 is an equidigital number, since it uses as much as digits as its factorization.

117583811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 35.

The square root of 117583811 is about 10843.6069183644. The cubic root of 117583811 is about 489.9094807107.

The spelling of 117583811 in words is "one hundred seventeen million, five hundred eighty-three thousand, eight hundred eleven".