11227589 has 2 divisors, whose sum is σ = 11227590. Its totient is φ = 11227588.

The previous prime is 11227583. The next prime is 11227591. The reversal of 11227589 is 98572211.

11227589 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8076964 + 3150625 = 2842^2 + 1775^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11227589 is a prime.

Together with 11227591, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11227583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5613794 + 5613795.

It is an arithmetic number, because the mean of its divisors is an integer number (5613795).

Almost surely, 2^11227589 is an apocalyptic number.

It is an amenable number.

11227589 is a deficient number, since it is larger than the sum of its proper divisors (1).

11227589 is an equidigital number, since it uses as much as digits as its factorization.

11227589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 35.

The square root of 11227589 is about 3350.7594661509. The cubic root of 11227589 is about 223.9213491412.

The spelling of 11227589 in words is "eleven million, two hundred twenty-seven thousand, five hundred eighty-nine".