3040340393 has 2 divisors, whose sum is σ = 3040340394. Its totient is φ = 3040340392.

The previous prime is 3040340321. The next prime is 3040340411. The reversal of 3040340393 is 3930430403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2585925904 + 454414489 = 50852^2 + 21317^2 .

It is a cyclic number.

It is not a de Polignac number, because 3040340393 - 2¹⁶ = 3040274857 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3040370393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1520170196 + 1520170197.

It is an arithmetic number, because the mean of its divisors is an integer number (1520170197).

Almost surely, 2^3040340393 is an apocalyptic number.

It is an amenable number.

3040340393 is a deficient number, since it is larger than the sum of its proper divisors (1).

3040340393 is an equidigital number, since it uses as much as digits as its factorization.

3040340393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 29.

The square root of 3040340393 is about 55139.2817599214. The cubic root of 3040340393 is about 1448.6853550860.

Adding to 3040340393 its reverse (3930430403), we get a palindrome (6970770796).

The spelling of 3040340393 in words is "three billion, forty million, three hundred forty thousand, three hundred ninety-three".