4993963393 has 2 divisors, whose sum is σ = 4993963394. Its totient is φ = 4993963392.

The previous prime is 4993963349. The next prime is 4993963397. The reversal of 4993963393 is 3933693994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4269707649 + 724255744 = 65343^2 + 26912^2 .

It is a cyclic number.

It is not a de Polignac number, because 4993963393 - 2¹⁷ = 4993832321 is a prime.

It is not a weakly prime, because it can be changed into another prime (4993963397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2496981696 + 2496981697.

It is an arithmetic number, because the mean of its divisors is an integer number (2496981697).

Almost surely, 2^4993963393 is an apocalyptic number.

It is an amenable number.

4993963393 is a deficient number, since it is larger than the sum of its proper divisors (1).

4993963393 is an equidigital number, since it uses as much as digits as its factorization.

4993963393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12754584, while the sum is 58.

The square root of 4993963393 is about 70667.9799697147. The cubic root of 4993963393 is about 1709.2875060280.

The spelling of 4993963393 in words is "four billion, nine hundred ninety-three million, nine hundred sixty-three thousand, three hundred ninety-three".