2012003243 has 2 divisors, whose sum is σ = 2012003244. Its totient is φ = 2012003242.

The previous prime is 2012003221. The next prime is 2012003333. The reversal of 2012003243 is 3423002102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2012003243 - 2⁶ = 2012003179 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2012023243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006001621 + 1006001622.

It is an arithmetic number, because the mean of its divisors is an integer number (1006001622).

Almost surely, 2^2012003243 is an apocalyptic number.

2012003243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012003243 is an equidigital number, since it uses as much as digits as its factorization.

2012003243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2012003243 is about 44855.3591335528. The cubic root of 2012003243 is about 1262.4365473191.

Adding to 2012003243 its reverse (3423002102), we get a palindrome (5435005345).

The spelling of 2012003243 in words is "two billion, twelve million, three thousand, two hundred forty-three".