12733229 has 2 divisors, whose sum is σ = 12733230. Its totient is φ = 12733228.

The previous prime is 12733223. The next prime is 12733261. The reversal of 12733229 is 92233721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12264004 + 469225 = 3502^2 + 685^2 .

It is a cyclic number.

It is not a de Polignac number, because 12733229 - 2⁴ = 12733213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12733223) 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, 6366614 + 6366615.

It is an arithmetic number, because the mean of its divisors is an integer number (6366615).

Almost surely, 2^12733229 is an apocalyptic number.

It is an amenable number.

12733229 is a deficient number, since it is larger than the sum of its proper divisors (1).

12733229 is an equidigital number, since it uses as much as digits as its factorization.

12733229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 29.

The square root of 12733229 is about 3568.3650317758. The cubic root of 12733229 is about 233.5139605908.

The spelling of 12733229 in words is "twelve million, seven hundred thirty-three thousand, two hundred twenty-nine".