3243811 has 2 divisors, whose sum is σ = 3243812. Its totient is φ = 3243810.

The previous prime is 3243781. The next prime is 3243833. The reversal of 3243811 is 1183423.

It is an a-pointer prime, because the next prime (3243833) can be obtained adding 3243811 to its sum of digits (22).

It is a strong prime.

It is an emirp because it is prime and its reverse (1183423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3243811 - 2⁷ = 3243683 is a prime.

It is not a weakly prime, because it can be changed into another prime (3243841) 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, 1621905 + 1621906.

It is an arithmetic number, because the mean of its divisors is an integer number (1621906).

Almost surely, 2^3243811 is an apocalyptic number.

3243811 is a deficient number, since it is larger than the sum of its proper divisors (1).

3243811 is an equidigital number, since it uses as much as digits as its factorization.

3243811 is an odious number, because the sum of its binary digits is odd.

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

The square root of 3243811 is about 1801.0583000003. The cubic root of 3243811 is about 148.0307186054.

The spelling of 3243811 in words is "three million, two hundred forty-three thousand, eight hundred eleven".