11224489 has 2 divisors, whose sum is σ = 11224490. Its totient is φ = 11224488.

The previous prime is 11224487. The next prime is 11224513. The reversal of 11224489 is 98442211.

11224489 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., 11108889 + 115600 = 3333^2 + 340^2 .

It is a cyclic number.

It is not a de Polignac number, because 11224489 - 2¹ = 11224487 is a prime.

It is a super-2 number, since 2×11224489² = 251978306622242, which contains 22 as substring.

Together with 11224487, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 11224489.

It is not a weakly prime, because it can be changed into another prime (11224481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5612244 + 5612245.

It is an arithmetic number, because the mean of its divisors is an integer number (5612245).

Almost surely, 2^11224489 is an apocalyptic number.

It is an amenable number.

11224489 is a deficient number, since it is larger than the sum of its proper divisors (1).

11224489 is an equidigital number, since it uses as much as digits as its factorization.

11224489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 31.

The square root of 11224489 is about 3350.2968525192. The cubic root of 11224489 is about 223.9007385993.

The spelling of 11224489 in words is "eleven million, two hundred twenty-four thousand, four hundred eighty-nine".