9982807399 has 2 divisors, whose sum is σ = 9982807400. Its totient is φ = 9982807398.

The previous prime is 9982807381. The next prime is 9982807403. The reversal of 9982807399 is 9937082899.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9982807399 - 2⁹ = 9982806887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9982807399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9982807699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4991403699 + 4991403700.

It is an arithmetic number, because the mean of its divisors is an integer number (4991403700).

Almost surely, 2^9982807399 is an apocalyptic number.

9982807399 is a deficient number, since it is larger than the sum of its proper divisors (1).

9982807399 is an equidigital number, since it uses as much as digits as its factorization.

9982807399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17635968, while the sum is 64.

The square root of 9982807399 is about 99914.0000150129. Note that the first 4 decimals coincide. The cubic root of 9982807399 is about 2153.1993039109.

The spelling of 9982807399 in words is "nine billion, nine hundred eighty-two million, eight hundred seven thousand, three hundred ninety-nine".