11010961009 has 2 divisors, whose sum is σ = 11010961010. Its totient is φ = 11010961008.

The previous prime is 11010961001. The next prime is 11010961043. The reversal of 11010961009 is 90016901011.

11010961009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10645080625 + 365880384 = 103175^2 + 19128^2 .

It is a cyclic number.

It is not a de Polignac number, because 11010961009 - 2³ = 11010961001 is a prime.

It is not a weakly prime, because it can be changed into another prime (11010961001) 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, 5505480504 + 5505480505.

It is an arithmetic number, because the mean of its divisors is an integer number (5505480505).

Almost surely, 2^11010961009 is an apocalyptic number.

It is an amenable number.

11010961009 is a deficient number, since it is larger than the sum of its proper divisors (1).

11010961009 is an equidigital number, since it uses as much as digits as its factorization.

11010961009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486, while the sum is 28.

The spelling of 11010961009 in words is "eleven billion, ten million, nine hundred sixty-one thousand, nine".