11228369 has 2 divisors, whose sum is σ = 11228370. Its totient is φ = 11228368.

The previous prime is 11228359. The next prime is 11228447. The reversal of 11228369 is 96382211.

11228369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9690769 + 1537600 = 3113^2 + 1240^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11228369 is a prime.

It is a super-2 number, since 2×11228369² = 252152540800322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11228309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5614184 + 5614185.

It is an arithmetic number, because the mean of its divisors is an integer number (5614185).

Almost surely, 2^11228369 is an apocalyptic number.

It is an amenable number.

11228369 is a deficient number, since it is larger than the sum of its proper divisors (1).

11228369 is an equidigital number, since it uses as much as digits as its factorization.

11228369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 32.

The square root of 11228369 is about 3350.8758556533. The cubic root of 11228369 is about 223.9265344221.

The spelling of 11228369 in words is "eleven million, two hundred twenty-eight thousand, three hundred sixty-nine".