11040442289 has 2 divisors, whose sum is σ = 11040442290. Its totient is φ = 11040442288.

The previous prime is 11040442229. The next prime is 11040442297. The reversal of 11040442289 is 98224404011.

It is a happy number.

11040442289 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., 10633734400 + 406707889 = 103120^2 + 20167^2 .

It is a cyclic number.

It is not a de Polignac number, because 11040442289 - 2²⁰ = 11039393713 is a prime.

It is not a weakly prime, because it can be changed into another prime (11040442219) 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, 5520221144 + 5520221145.

It is an arithmetic number, because the mean of its divisors is an integer number (5520221145).

Almost surely, 2^11040442289 is an apocalyptic number.

It is an amenable number.

11040442289 is a deficient number, since it is larger than the sum of its proper divisors (1).

11040442289 is an equidigital number, since it uses as much as digits as its factorization.

11040442289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 35.

The spelling of 11040442289 in words is "eleven billion, forty million, four hundred forty-two thousand, two hundred eighty-nine".