2118204559 has 2 divisors, whose sum is σ = 2118204560. Its totient is φ = 2118204558.

The previous prime is 2118204547. The next prime is 2118204577. The reversal of 2118204559 is 9554028112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2118204559 - 2¹¹ = 2118202511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2118204059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1059102279 + 1059102280.

It is an arithmetic number, because the mean of its divisors is an integer number (1059102280).

Almost surely, 2^2118204559 is an apocalyptic number.

2118204559 is a deficient number, since it is larger than the sum of its proper divisors (1).

2118204559 is an equidigital number, since it uses as much as digits as its factorization.

2118204559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 37.

The square root of 2118204559 is about 46023.9563597047. The cubic root of 2118204559 is about 1284.2689011435.

The spelling of 2118204559 in words is "two billion, one hundred eighteen million, two hundred four thousand, five hundred fifty-nine".