12733223 has 2 divisors, whose sum is σ = 12733224. Its totient is φ = 12733222.

The previous prime is 12733213. The next prime is 12733229. The reversal of 12733223 is 32233721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12733223 - 2⁴ = 12733207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12733229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6366611 + 6366612.

It is an arithmetic number, because the mean of its divisors is an integer number (6366612).

Almost surely, 2^12733223 is an apocalyptic number.

12733223 is a deficient number, since it is larger than the sum of its proper divisors (1).

12733223 is an equidigital number, since it uses as much as digits as its factorization.

12733223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 23.

The square root of 12733223 is about 3568.3641910545. The cubic root of 12733223 is about 233.5139239129.

Adding to 12733223 its reverse (32233721), we get a palindrome (44966944).

The spelling of 12733223 in words is "twelve million, seven hundred thirty-three thousand, two hundred twenty-three".