11224439 has 2 divisors, whose sum is σ = 11224440. Its totient is φ = 11224438.

The previous prime is 11224373. The next prime is 11224453. The reversal of 11224439 is 93442211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11224439 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11224489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5612219 + 5612220.

It is an arithmetic number, because the mean of its divisors is an integer number (5612220).

Almost surely, 2^11224439 is an apocalyptic number.

11224439 is a deficient number, since it is larger than the sum of its proper divisors (1).

11224439 is an equidigital number, since it uses as much as digits as its factorization.

11224439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 26.

The square root of 11224439 is about 3350.2893904855. The cubic root of 11224439 is about 223.9004061401.

The spelling of 11224439 in words is "eleven million, two hundred twenty-four thousand, four hundred thirty-nine".