9982020943 has 2 divisors, whose sum is σ = 9982020944. Its totient is φ = 9982020942.

The previous prime is 9982020911. The next prime is 9982020959. The reversal of 9982020943 is 3490202899.

It is a strong prime.

It is an emirp because it is prime and its reverse (3490202899) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9982020943 - 2⁵ = 9982020911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9982020893 and 9982020902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9982020973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4991010471 + 4991010472.

It is an arithmetic number, because the mean of its divisors is an integer number (4991010472).

Almost surely, 2^9982020943 is an apocalyptic number.

9982020943 is a deficient number, since it is larger than the sum of its proper divisors (1).

9982020943 is an equidigital number, since it uses as much as digits as its factorization.

9982020943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 9982020943 is about 99910.0642728249. The cubic root of 9982020943 is about 2153.1427586622.

The spelling of 9982020943 in words is "nine billion, nine hundred eighty-two million, twenty thousand, nine hundred forty-three".