11189369 has 2 divisors, whose sum is σ = 11189370. Its totient is φ = 11189368.

The previous prime is 11189341. The next prime is 11189393. The reversal of 11189369 is 96398111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10530025 + 659344 = 3245^2 + 812^2 .

It is an emirp because it is prime and its reverse (96398111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11189369 is a prime.

It is a super-2 number, since 2×11189369² = 250403957236322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11189069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5594684 + 5594685.

It is an arithmetic number, because the mean of its divisors is an integer number (5594685).

Almost surely, 2^11189369 is an apocalyptic number.

It is an amenable number.

11189369 is a deficient number, since it is larger than the sum of its proper divisors (1).

11189369 is an equidigital number, since it uses as much as digits as its factorization.

11189369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 38.

The square root of 11189369 is about 3345.0514196347. The cubic root of 11189369 is about 223.6669756366. Note that the first 3 decimals are identical.

The spelling of 11189369 in words is "eleven million, one hundred eighty-nine thousand, three hundred sixty-nine".