9993425797 has 2 divisors, whose sum is σ = 9993425798. Its totient is φ = 9993425796.

The previous prime is 9993425747. The next prime is 9993425863. The reversal of 9993425797 is 7975243999.

9993425797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5440685121 + 4552740676 = 73761^2 + 67474^2 .

It is a cyclic number.

It is not a de Polignac number, because 9993425797 - 2²³ = 9985037189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9993425737) 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, 4996712898 + 4996712899.

It is an arithmetic number, because the mean of its divisors is an integer number (4996712899).

Almost surely, 2^9993425797 is an apocalyptic number.

It is an amenable number.

9993425797 is a deficient number, since it is larger than the sum of its proper divisors (1).

9993425797 is an equidigital number, since it uses as much as digits as its factorization.

9993425797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38578680, while the sum is 64.

The square root of 9993425797 is about 99967.1235807053. The cubic root of 9993425797 is about 2153.9624634996.

The spelling of 9993425797 in words is "nine billion, nine hundred ninety-three million, four hundred twenty-five thousand, seven hundred ninety-seven".