9999793913 has 2 divisors, whose sum is σ = 9999793914. Its totient is φ = 9999793912.

The previous prime is 9999793883. The next prime is 9999793943. The reversal of 9999793913 is 3193979999.

9999793913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (9999793883) and next prime (9999793943).

It can be written as a sum of positive squares in only one way, i.e., 9040776889 + 959017024 = 95083^2 + 30968^2 .

It is a cyclic number.

It is not a de Polignac number, because 9999793913 - 2¹⁸ = 9999531769 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 (9999793943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4999896956 + 4999896957.

It is an arithmetic number, because the mean of its divisors is an integer number (4999896957).

Almost surely, 2^9999793913 is an apocalyptic number.

It is an amenable number.

9999793913 is a deficient number, since it is larger than the sum of its proper divisors (1).

9999793913 is an equidigital number, since it uses as much as digits as its factorization.

9999793913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33480783, while the sum is 68.

The square root of 9999793913 is about 99998.9695596910. The cubic root of 9999793913 is about 2154.4198898975.

The spelling of 9999793913 in words is "nine billion, nine hundred ninety-nine million, seven hundred ninety-three thousand, nine hundred thirteen".