116818279 has 2 divisors, whose sum is σ = 116818280. Its totient is φ = 116818278.

The previous prime is 116818259. The next prime is 116818291. The reversal of 116818279 is 972818611.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (972818611) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116818279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116818259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58409139 + 58409140.

It is an arithmetic number, because the mean of its divisors is an integer number (58409140).

Almost surely, 2^116818279 is an apocalyptic number.

116818279 is a deficient number, since it is larger than the sum of its proper divisors (1).

116818279 is an equidigital number, since it uses as much as digits as its factorization.

116818279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 43.

The square root of 116818279 is about 10808.2505059792. The cubic root of 116818279 is about 488.8439761906.

The spelling of 116818279 in words is "one hundred sixteen million, eight hundred eighteen thousand, two hundred seventy-nine".