13206343 has 2 divisors, whose sum is σ = 13206344. Its totient is φ = 13206342.

The previous prime is 13206337. The next prime is 13206353. The reversal of 13206343 is 34360231.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13206343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13206353) 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, 6603171 + 6603172.

It is an arithmetic number, because the mean of its divisors is an integer number (6603172).

Almost surely, 2^13206343 is an apocalyptic number.

13206343 is a deficient number, since it is larger than the sum of its proper divisors (1).

13206343 is an equidigital number, since it uses as much as digits as its factorization.

13206343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 13206343 is about 3634.0532467205. The cubic root of 13206343 is about 236.3709991117.

Adding to 13206343 its reverse (34360231), we get a palindrome (47566574).

The spelling of 13206343 in words is "thirteen million, two hundred six thousand, three hundred forty-three".