11189617 has 2 divisors, whose sum is σ = 11189618. Its totient is φ = 11189616.

The previous prime is 11189609. The next prime is 11189623. The reversal of 11189617 is 71698111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10556001 + 633616 = 3249^2 + 796^2 .

It is an emirp because it is prime and its reverse (71698111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11189617 - 2³ = 11189609 is a prime.

It is not a weakly prime, because it can be changed into another prime (11189677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5594808 + 5594809.

It is an arithmetic number, because the mean of its divisors is an integer number (5594809).

Almost surely, 2^11189617 is an apocalyptic number.

It is an amenable number.

11189617 is a deficient number, since it is larger than the sum of its proper divisors (1).

11189617 is an equidigital number, since it uses as much as digits as its factorization.

11189617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 34.

The square root of 11189617 is about 3345.0884891136. The cubic root of 11189617 is about 223.6686280682.

The spelling of 11189617 in words is "eleven million, one hundred eighty-nine thousand, six hundred seventeen".