1108559 has 2 divisors, whose sum is σ = 1108560. Its totient is φ = 1108558.

The previous prime is 1108543. The next prime is 1108561. The reversal of 1108559 is 9558011.

It is a strong prime.

It is an emirp because it is prime and its reverse (9558011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1108559 - 2⁴ = 1108543 is a prime.

Together with 1108561, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1108579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554279 + 554280.

It is an arithmetic number, because the mean of its divisors is an integer number (554280).

2^1108559 is an apocalyptic number.

1108559 is a deficient number, since it is larger than the sum of its proper divisors (1).

1108559 is an equidigital number, since it uses as much as digits as its factorization.

1108559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 29.

The square root of 1108559 is about 1052.8812848560. The cubic root of 1108559 is about 103.4950560468.

The spelling of 1108559 in words is "one million, one hundred eight thousand, five hundred fifty-nine".