4247123330993 has 2 divisors, whose sum is σ = 4247123330994. Its totient is φ = 4247123330992.

The previous prime is 4247123330897. The next prime is 4247123331047. The reversal of 4247123330993 is 3990333217424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3985744723489 + 261378607504 = 1996433^2 + 511252^2 .

It is a cyclic number.

It is not a de Polignac number, because 4247123330993 - 2¹⁸ = 4247123068849 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 (4247123330893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2123561665496 + 2123561665497.

It is an arithmetic number, because the mean of its divisors is an integer number (2123561665497).

Almost surely, 2^{4247123330993} is an apocalyptic number.

It is an amenable number.

4247123330993 is a deficient number, since it is larger than the sum of its proper divisors (1).

4247123330993 is an equidigital number, since it uses as much as digits as its factorization.

4247123330993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2939328, while the sum is 50.

The spelling of 4247123330993 in words is "four trillion, two hundred forty-seven billion, one hundred twenty-three million, three hundred thirty thousand, nine hundred ninety-three".