11445223 has 2 divisors, whose sum is σ = 11445224. Its totient is φ = 11445222.

The previous prime is 11445221. The next prime is 11445241. The reversal of 11445223 is 32254411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11445223 - 2¹ = 11445221 is a prime.

Together with 11445221, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 11445194 and 11445203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11445221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5722611 + 5722612.

It is an arithmetic number, because the mean of its divisors is an integer number (5722612).

Almost surely, 2^11445223 is an apocalyptic number.

11445223 is a deficient number, since it is larger than the sum of its proper divisors (1).

11445223 is an equidigital number, since it uses as much as digits as its factorization.

11445223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 960, while the sum is 22.

The square root of 11445223 is about 3383.0789231113. The cubic root of 11445223 is about 225.3589201500.

Adding to 11445223 its reverse (32254411), we get a palindrome (43699634).

The spelling of 11445223 in words is "eleven million, four hundred forty-five thousand, two hundred twenty-three".