13431302243 has 2 divisors, whose sum is σ = 13431302244. Its totient is φ = 13431302242.

The previous prime is 13431302233. The next prime is 13431302273. The reversal of 13431302243 is 34220313431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13431302243 - 2¹⁴ = 13431285859 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13431302233) 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, 6715651121 + 6715651122.

It is an arithmetic number, because the mean of its divisors is an integer number (6715651122).

Almost surely, 2^13431302243 is an apocalyptic number.

13431302243 is a deficient number, since it is larger than the sum of its proper divisors (1).

13431302243 is an equidigital number, since it uses as much as digits as its factorization.

13431302243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 13431302243 its reverse (34220313431), we get a palindrome (47651615674).

The spelling of 13431302243 in words is "thirteen billion, four hundred thirty-one million, three hundred two thousand, two hundred forty-three".