116921179 has 2 divisors, whose sum is σ = 116921180. Its totient is φ = 116921178.

The previous prime is 116921177. The next prime is 116921227. The reversal of 116921179 is 971129611.

It is a weak prime.

It is an emirp because it is prime and its reverse (971129611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 116921179 - 2¹ = 116921177 is a prime.

Together with 116921177, it forms a pair of twin primes.

It is equal to p_6676165 and since 116921179 and 6676165 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (116921173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58460589 + 58460590.

It is an arithmetic number, because the mean of its divisors is an integer number (58460590).

Almost surely, 2^116921179 is an apocalyptic number.

116921179 is a deficient number, since it is larger than the sum of its proper divisors (1).

116921179 is an equidigital number, since it uses as much as digits as its factorization.

116921179 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804, while the sum is 37.

The square root of 116921179 is about 10813.0097105293. The cubic root of 116921179 is about 488.9874676692.

The spelling of 116921179 in words is "one hundred sixteen million, nine hundred twenty-one thousand, one hundred seventy-nine".