12843734299873 has 2 divisors, whose sum is σ = 12843734299874. Its totient is φ = 12843734299872.

The previous prime is 12843734299871. The next prime is 12843734299901. The reversal of 12843734299873 is 37899243734821.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8955612863649 + 3888121436224 = 2992593^2 + 1971832^2 .

It is a cyclic number.

It is not a de Polignac number, because 12843734299873 - 2¹ = 12843734299871 is a prime.

It is a super-2 number, since 2×12843734299873² (a number of 27 digits) contains 22 as substring.

Together with 12843734299871, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12843734299871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6421867149936 + 6421867149937.

It is an arithmetic number, because the mean of its divisors is an integer number (6421867149937).

Almost surely, 2^{12843734299873} is an apocalyptic number.

It is an amenable number.

12843734299873 is a deficient number, since it is larger than the sum of its proper divisors (1).

12843734299873 is an equidigital number, since it uses as much as digits as its factorization.

12843734299873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 438939648, while the sum is 70.

The spelling of 12843734299873 in words is "twelve trillion, eight hundred forty-three billion, seven hundred thirty-four million, two hundred ninety-nine thousand, eight hundred seventy-three".