11044204209 has 6 divisors (see below), whose sum is σ = 15952739426. Its totient is φ = 7362802800.

The previous prime is 11044204201. The next prime is 11044204217. The reversal of 11044204209 is 90240244011.

It is a happy number.

11044204209 is a `hidden beast` number, since 1 + 10 + 442 + 0 + 4 + 209 = 666.

It is an interprime number because it is at equal distance from previous prime (11044204201) and next prime (11044204217).

It can be written as a sum of positive squares in only one way, i.e., 11021850225 + 22353984 = 104985^2 + 4728^2 .

It is not a de Polignac number, because 11044204209 - 2³ = 11044204201 is a prime.

It is a super-2 number, since 2×11044204209² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11044204201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 613566892 + ... + 613566909.

Almost surely, 2^11044204209 is an apocalyptic number.

It is an amenable number.

11044204209 is a deficient number, since it is larger than the sum of its proper divisors (4908535217).

11044204209 is a wasteful number, since it uses less digits than its factorization.

11044204209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227133807 (or 1227133804 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 11044204209 in words is "eleven billion, forty-four million, two hundred four thousand, two hundred nine".