12843113 has 2 divisors, whose sum is σ = 12843114. Its totient is φ = 12843112.

The previous prime is 12843101. The next prime is 12843121. The reversal of 12843113 is 31134821.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10163344 + 2679769 = 3188^2 + 1637^2 .

It is a cyclic number.

It is not a de Polignac number, because 12843113 - 2⁴ = 12843097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12843133) 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, 6421556 + 6421557.

It is an arithmetic number, because the mean of its divisors is an integer number (6421557).

Almost surely, 2^12843113 is an apocalyptic number.

It is an amenable number.

12843113 is a deficient number, since it is larger than the sum of its proper divisors (1).

12843113 is an equidigital number, since it uses as much as digits as its factorization.

12843113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 23.

The square root of 12843113 is about 3583.7289239004. The cubic root of 12843113 is about 234.1837563602.

Adding to 12843113 its reverse (31134821), we get a palindrome (43977934).

The spelling of 12843113 in words is "twelve million, eight hundred forty-three thousand, one hundred thirteen".