13356229 has 2 divisors, whose sum is σ = 13356230. Its totient is φ = 13356228.

The previous prime is 13356197. The next prime is 13356241. The reversal of 13356229 is 92265331.

13356229 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11390625 + 1965604 = 3375^2 + 1402^2 .

It is a cyclic number.

It is not a de Polignac number, because 13356229 - 2⁵ = 13356197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13356229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13356289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6678114 + 6678115.

It is an arithmetic number, because the mean of its divisors is an integer number (6678115).

Almost surely, 2^13356229 is an apocalyptic number.

It is an amenable number.

13356229 is a deficient number, since it is larger than the sum of its proper divisors (1).

13356229 is an equidigital number, since it uses as much as digits as its factorization.

13356229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 31.

The square root of 13356229 is about 3654.6174902444. The cubic root of 13356229 is about 237.2618717556.

The spelling of 13356229 in words is "thirteen million, three hundred fifty-six thousand, two hundred twenty-nine".