11040442229 has 2 divisors, whose sum is σ = 11040442230. Its totient is φ = 11040442228.

The previous prime is 11040442219. The next prime is 11040442289. The reversal of 11040442229 is 92224404011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6971916004 + 4068526225 = 83498^2 + 63785^2 .

It is a cyclic number.

It is not a de Polignac number, because 11040442229 - 2²⁴ = 11023665013 is a prime.

It is a super-2 number, since 2×11040442229² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11040442219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5520221114 + 5520221115.

It is an arithmetic number, because the mean of its divisors is an integer number (5520221115).

Almost surely, 2^11040442229 is an apocalyptic number.

It is an amenable number.

11040442229 is a deficient number, since it is larger than the sum of its proper divisors (1).

11040442229 is an equidigital number, since it uses as much as digits as its factorization.

11040442229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 29.

The spelling of 11040442229 in words is "eleven billion, forty million, four hundred forty-two thousand, two hundred twenty-nine".