11309227 has 2 divisors, whose sum is σ = 11309228. Its totient is φ = 11309226.

The previous prime is 11309219. The next prime is 11309231. The reversal of 11309227 is 72290311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11309227 - 2³ = 11309219 is a prime.

It is not a weakly prime, because it can be changed into another prime (11309027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5654613 + 5654614.

It is an arithmetic number, because the mean of its divisors is an integer number (5654614).

Almost surely, 2^11309227 is an apocalyptic number.

11309227 is a deficient number, since it is larger than the sum of its proper divisors (1).

11309227 is an equidigital number, since it uses as much as digits as its factorization.

11309227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 11309227 is about 3362.9194162216. The cubic root of 11309227 is about 224.4627643464.

Adding to 11309227 its reverse (72290311), we get a palindrome (83599538).

The spelling of 11309227 in words is "eleven million, three hundred nine thousand, two hundred twenty-seven".