11045169217 has 2 divisors, whose sum is σ = 11045169218. Its totient is φ = 11045169216.

The previous prime is 11045169209. The next prime is 11045169221. The reversal of 11045169217 is 71296154011.

It is a Cunningham number, because it is equal to 105096²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11045169216 + 1 = 105096^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 11045169217 - 2³ = 11045169209 is a prime.

It is not a weakly prime, because it can be changed into another prime (11045169017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5522584608 + 5522584609.

It is an arithmetic number, because the mean of its divisors is an integer number (5522584609).

Almost surely, 2^11045169217 is an apocalyptic number.

It is an amenable number.

11045169217 is a deficient number, since it is larger than the sum of its proper divisors (1).

11045169217 is an equidigital number, since it uses as much as digits as its factorization.

11045169217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 37.

The spelling of 11045169217 in words is "eleven billion, forty-five million, one hundred sixty-nine thousand, two hundred seventeen".