13430213543 has 2 divisors, whose sum is σ = 13430213544. Its totient is φ = 13430213542.

The previous prime is 13430213509. The next prime is 13430213557. The reversal of 13430213543 is 34531203431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13430213543 - 2¹⁸ = 13429951399 is a prime.

It is a super-2 number, since 2×13430213543² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13430213443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6715106771 + 6715106772.

It is an arithmetic number, because the mean of its divisors is an integer number (6715106772).

Almost surely, 2^13430213543 is an apocalyptic number.

13430213543 is a deficient number, since it is larger than the sum of its proper divisors (1).

13430213543 is an equidigital number, since it uses as much as digits as its factorization.

13430213543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 13430213543 its reverse (34531203431), we get a palindrome (47961416974).

The spelling of 13430213543 in words is "thirteen billion, four hundred thirty million, two hundred thirteen thousand, five hundred forty-three".