9935808793 has 2 divisors, whose sum is σ = 9935808794. Its totient is φ = 9935808792.

The previous prime is 9935808767. The next prime is 9935808829. The reversal of 9935808793 is 3978085399.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5746094809 + 4189713984 = 75803^2 + 64728^2 .

It is an emirp because it is prime and its reverse (3978085399) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9935808793 - 2¹⁷ = 9935677721 is a prime.

It is a super-2 number, since 2×9935808793² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9935868793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4967904396 + 4967904397.

It is an arithmetic number, because the mean of its divisors is an integer number (4967904397).

Almost surely, 2^9935808793 is an apocalyptic number.

It is an amenable number.

9935808793 is a deficient number, since it is larger than the sum of its proper divisors (1).

9935808793 is an equidigital number, since it uses as much as digits as its factorization.

9935808793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14696640, while the sum is 61.

The square root of 9935808793 is about 99678.5272413272. The cubic root of 9935808793 is about 2149.8149321863.

The spelling of 9935808793 in words is "nine billion, nine hundred thirty-five million, eight hundred eight thousand, seven hundred ninety-three".