18110879 has 2 divisors, whose sum is σ = 18110880. Its totient is φ = 18110878.

The previous prime is 18110861. The next prime is 18110887. The reversal of 18110879 is 97801181.

It is a strong prime.

It is an emirp because it is prime and its reverse (97801181) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 18110879 - 2¹⁶ = 18045343 is a prime.

It is a Chen prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18110179) 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, 9055439 + 9055440.

It is an arithmetic number, because the mean of its divisors is an integer number (9055440).

Almost surely, 2^18110879 is an apocalyptic number.

18110879 is a deficient number, since it is larger than the sum of its proper divisors (1).

18110879 is an equidigital number, since it uses as much as digits as its factorization.

18110879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 35.

The square root of 18110879 is about 4255.6878409959. The cubic root of 18110879 is about 262.6111589685.

The spelling of 18110879 in words is "eighteen million, one hundred ten thousand, eight hundred seventy-nine".