798504899 has 2 divisors, whose sum is σ = 798504900. Its totient is φ = 798504898.

The previous prime is 798504893. The next prime is 798504901. The reversal of 798504899 is 998405897.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 798504899 - 2¹² = 798500803 is a prime.

It is a super-2 number, since 2×798504899² = 1275220147454000402, which contains 22 as substring.

Together with 798504901, 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 (798504893) 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, 399252449 + 399252450.

It is an arithmetic number, because the mean of its divisors is an integer number (399252450).

Almost surely, 2^798504899 is an apocalyptic number.

798504899 is a deficient number, since it is larger than the sum of its proper divisors (1).

798504899 is an equidigital number, since it uses as much as digits as its factorization.

798504899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6531840, while the sum is 59.

The square root of 798504899 is about 28257.8289859642. The cubic root of 798504899 is about 927.7391024131.

The spelling of 798504899 in words is "seven hundred ninety-eight million, five hundred four thousand, eight hundred ninety-nine".