11000000000609 has 2 divisors, whose sum is σ = 11000000000610. Its totient is φ = 11000000000608.

The previous prime is 11000000000597. The next prime is 11000000000611. The reversal of 11000000000609 is 90600000000011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10522705552384 + 477294448225 = 3243872^2 + 690865^2 .

It is a cyclic number.

It is not a de Polignac number, because 11000000000609 - 2⁴⁰ = 9900488372833 is a prime.

Together with 11000000000611, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11000000000309) 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, 5500000000304 + 5500000000305.

It is an arithmetic number, because the mean of its divisors is an integer number (5500000000305).

Almost surely, 2^{11000000000609} is an apocalyptic number.

It is an amenable number.

11000000000609 is a deficient number, since it is larger than the sum of its proper divisors (1).

11000000000609 is an equidigital number, since it uses as much as digits as its factorization.

11000000000609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 17.

The spelling of 11000000000609 in words is "eleven trillion, six hundred nine", and thus it is an aban number.