12806203 has 2 divisors, whose sum is σ = 12806204. Its totient is φ = 12806202.

The previous prime is 12806201. The next prime is 12806249. The reversal of 12806203 is 30260821.

12806203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12806203 - 2¹ = 12806201 is a prime.

Together with 12806201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12806201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6403101 + 6403102.

It is an arithmetic number, because the mean of its divisors is an integer number (6403102).

Almost surely, 2^12806203 is an apocalyptic number.

12806203 is a deficient number, since it is larger than the sum of its proper divisors (1).

12806203 is an equidigital number, since it uses as much as digits as its factorization.

12806203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 12806203 is about 3578.5755546027. The cubic root of 12806203 is about 233.9591997923.

The spelling of 12806203 in words is "twelve million, eight hundred six thousand, two hundred three".