11209055933 has 2 divisors, whose sum is σ = 11209055934. Its totient is φ = 11209055932.

The previous prime is 11209055863. The next prime is 11209055939. The reversal of 11209055933 is 33955090211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5745185209 + 5463870724 = 75797^2 + 73918^2 .

It is a cyclic number.

It is not a de Polignac number, because 11209055933 - 2²⁰ = 11208007357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11209055939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5604527966 + 5604527967.

It is an arithmetic number, because the mean of its divisors is an integer number (5604527967).

Almost surely, 2^11209055933 is an apocalyptic number.

It is an amenable number.

11209055933 is a deficient number, since it is larger than the sum of its proper divisors (1).

11209055933 is an equidigital number, since it uses as much as digits as its factorization.

11209055933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36450, while the sum is 38.

The spelling of 11209055933 in words is "eleven billion, two hundred nine million, fifty-five thousand, nine hundred thirty-three".