2012243 has 2 divisors, whose sum is σ = 2012244.
Its totient is φ = 2012242.
The previous prime is 2012237. The next prime is 2012287. The reversal of 2012243 is 3422102.
Adding to 2012243 its reverse (3422102), we get a palindrome (5434345).
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2012243 - 28 = 2011987 is a prime.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (2012203) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006121 + 1006122.
It is an arithmetic number, because the mean of its divisors is an integer number (1006122).
22012243 is an apocalyptic number.
2012243 is a deficient number, since it is larger than the sum of its proper divisors (1).
2012243 is an equidigital number, since it uses as much as digits as its factorization.
2012243 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 2012243 is about 1418.5355124212.
The cubic root of 2012243 is about 126.2486690707.
The spelling of 2012243 in words is "two million, twelve thousand, two hundred forty-three".