3243340493 has 2 divisors, whose sum is σ = 3243340494. Its totient is φ = 3243340492.

The previous prime is 3243340409. The next prime is 3243340523. The reversal of 3243340493 is 3940433423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3154170244 + 89170249 = 56162^2 + 9443^2 .

It is a cyclic number.

It is not a de Polignac number, because 3243340493 - 2¹⁴ = 3243324109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3243340693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1621670246 + 1621670247.

It is an arithmetic number, because the mean of its divisors is an integer number (1621670247).

Almost surely, 2^3243340493 is an apocalyptic number.

It is an amenable number.

3243340493 is a deficient number, since it is larger than the sum of its proper divisors (1).

3243340493 is an equidigital number, since it uses as much as digits as its factorization.

3243340493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 35.

The square root of 3243340493 is about 56950.3335635534. Note that the first 3 decimals coincide. The cubic root of 3243340493 is about 1480.2356109252.

The spelling of 3243340493 in words is "three billion, two hundred forty-three million, three hundred forty thousand, four hundred ninety-three".