11242223 has 2 divisors, whose sum is σ = 11242224. Its totient is φ = 11242222.

The previous prime is 11242177. The next prime is 11242229. The reversal of 11242223 is 32224211.

It is a strong prime.

It is an emirp because it is prime and its reverse (32224211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11242223 - 2¹⁴ = 11225839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11242229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5621111 + 5621112.

It is an arithmetic number, because the mean of its divisors is an integer number (5621112).

Almost surely, 2^11242223 is an apocalyptic number.

11242223 is a deficient number, since it is larger than the sum of its proper divisors (1).

11242223 is an equidigital number, since it uses as much as digits as its factorization.

11242223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192, while the sum is 17.

The square root of 11242223 is about 3352.9424391122. The cubic root of 11242223 is about 224.0185930038.

Adding to 11242223 its reverse (32224211), we get a palindrome (43466434).

The spelling of 11242223 in words is "eleven million, two hundred forty-two thousand, two hundred twenty-three".