996818699 has 2 divisors, whose sum is σ = 996818700. Its totient is φ = 996818698.

The previous prime is 996818651. The next prime is 996818701.

996818699 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 996818699 - 2²⁰ = 995770123 is a prime.

Together with 996818701, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (996818399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 498409349 + 498409350.

It is an arithmetic number, because the mean of its divisors is an integer number (498409350).

Almost surely, 2^996818699 is an apocalyptic number.

996818699 is a deficient number, since it is larger than the sum of its proper divisors (1).

996818699 is an equidigital number, since it uses as much as digits as its factorization.

996818699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15116544, while the sum is 65.

The square root of 996818699 is about 31572.4357470247. The cubic root of 996818699 is about 998.9384398221.

The spelling of 996818699 in words is "nine hundred ninety-six million, eight hundred eighteen thousand, six hundred ninety-nine".