11244000809 has 2 divisors, whose sum is σ = 11244000810. Its totient is φ = 11244000808.

The previous prime is 11244000799. The next prime is 11244000811. The reversal of 11244000809 is 90800044211.

11244000809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11155584400 + 88416409 = 105620^2 + 9403^2 .

It is a cyclic number.

It is not a de Polignac number, because 11244000809 - 2²⁰ = 11242952233 is a prime.

It is a Sophie Germain prime.

Together with 11244000811, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (11244000109) 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, 5622000404 + 5622000405.

It is an arithmetic number, because the mean of its divisors is an integer number (5622000405).

Almost surely, 2^11244000809 is an apocalyptic number.

It is an amenable number.

11244000809 is a deficient number, since it is larger than the sum of its proper divisors (1).

11244000809 is an equidigital number, since it uses as much as digits as its factorization.

11244000809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 11244000809 in words is "eleven billion, two hundred forty-four million, eight hundred nine", and thus it is an aban number.