13224823 has 2 divisors, whose sum is σ = 13224824. Its totient is φ = 13224822.

The previous prime is 13224821. The next prime is 13224829. The reversal of 13224823 is 32842231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13224823 - 2¹ = 13224821 is a prime.

Together with 13224821, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13224821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6612411 + 6612412.

It is an arithmetic number, because the mean of its divisors is an integer number (6612412).

Almost surely, 2^13224823 is an apocalyptic number.

13224823 is a deficient number, since it is larger than the sum of its proper divisors (1).

13224823 is an equidigital number, since it uses as much as digits as its factorization.

13224823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 25.

The square root of 13224823 is about 3636.5949733233. The cubic root of 13224823 is about 236.4812012108.

The spelling of 13224823 in words is "thirteen million, two hundred twenty-four thousand, eight hundred twenty-three".