13430213 has 2 divisors, whose sum is σ = 13430214. Its totient is φ = 13430212.

The previous prime is 13430177. The next prime is 13430227. The reversal of 13430213 is 31203431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12623809 + 806404 = 3553^2 + 898^2 .

It is a cyclic number.

It is not a de Polignac number, because 13430213 - 2¹² = 13426117 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 13430191 and 13430200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13430243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6715106 + 6715107.

It is an arithmetic number, because the mean of its divisors is an integer number (6715107).

Almost surely, 2^13430213 is an apocalyptic number.

It is an amenable number.

13430213 is a deficient number, since it is larger than the sum of its proper divisors (1).

13430213 is an equidigital number, since it uses as much as digits as its factorization.

13430213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 13430213 is about 3664.7255013166. The cubic root of 13430213 is about 237.6991526240.

Adding to 13430213 its reverse (31203431), we get a palindrome (44633644).

The spelling of 13430213 in words is "thirteen million, four hundred thirty thousand, two hundred thirteen".