683399803 has 2 divisors, whose sum is σ = 683399804. Its totient is φ = 683399802.

The previous prime is 683399791. The next prime is 683399833. The reversal of 683399803 is 308993386.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 683399803 - 2⁹ = 683399291 is a prime.

It is not a weakly prime, because it can be changed into another prime (683399833) 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, 341699901 + 341699902.

It is an arithmetic number, because the mean of its divisors is an integer number (341699902).

Almost surely, 2^683399803 is an apocalyptic number.

683399803 is a deficient number, since it is larger than the sum of its proper divisors (1).

683399803 is an equidigital number, since it uses as much as digits as its factorization.

683399803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 839808, while the sum is 49.

The square root of 683399803 is about 26141.9165900284. The cubic root of 683399803 is about 880.8290237646.

The spelling of 683399803 in words is "six hundred eighty-three million, three hundred ninety-nine thousand, eight hundred three".