11106565109 has 2 divisors, whose sum is σ = 11106565110. Its totient is φ = 11106565108.

The previous prime is 11106565051. The next prime is 11106565139. The reversal of 11106565109 is 90156560111.

11106565109 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., 10764685009 + 341880100 = 103753^2 + 18490^2 .

It is a cyclic number.

It is not a de Polignac number, because 11106565109 - 2⁸ = 11106564853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11106565139) 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, 5553282554 + 5553282555.

It is an arithmetic number, because the mean of its divisors is an integer number (5553282555).

Almost surely, 2^11106565109 is an apocalyptic number.

It is an amenable number.

11106565109 is a deficient number, since it is larger than the sum of its proper divisors (1).

11106565109 is an equidigital number, since it uses as much as digits as its factorization.

11106565109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8100, while the sum is 35.

The spelling of 11106565109 in words is "eleven billion, one hundred six million, five hundred sixty-five thousand, one hundred nine".