12836543 has 2 divisors, whose sum is σ = 12836544. Its totient is φ = 12836542.

The previous prime is 12836503. The next prime is 12836557. The reversal of 12836543 is 34563821.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12836543 - 2⁸ = 12836287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12836503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6418271 + 6418272.

It is an arithmetic number, because the mean of its divisors is an integer number (6418272).

Almost surely, 2^12836543 is an apocalyptic number.

12836543 is a deficient number, since it is larger than the sum of its proper divisors (1).

12836543 is an equidigital number, since it uses as much as digits as its factorization.

12836543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 32.

The square root of 12836543 is about 3582.8121636502. The cubic root of 12836543 is about 234.1438166739.

The spelling of 12836543 in words is "twelve million, eight hundred thirty-six thousand, five hundred forty-three".