8971799 has 2 divisors, whose sum is σ = 8971800. Its totient is φ = 8971798.

The previous prime is 8971789. The next prime is 8971811. The reversal of 8971799 is 9971798.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8971799 - 2¹⁶ = 8906263 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8971709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4485899 + 4485900.

It is an arithmetic number, because the mean of its divisors is an integer number (4485900).

Almost surely, 2^8971799 is an apocalyptic number.

8971799 is a deficient number, since it is larger than the sum of its proper divisors (1).

8971799 is an equidigital number, since it uses as much as digits as its factorization.

8971799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 285768, while the sum is 50.

The square root of 8971799 is about 2995.2961456257. The cubic root of 8971799 is about 207.7908940810.

Subtracting 8971799 from its reverse (9971798), we obtain a palindrome (999999).

The spelling of 8971799 in words is "eight million, nine hundred seventy-one thousand, seven hundred ninety-nine".