683399911 has 2 divisors, whose sum is σ = 683399912. Its totient is φ = 683399910.

The previous prime is 683399863. The next prime is 683399947. The reversal of 683399911 is 119993386.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 683399911 - 2¹¹ = 683397863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (683399971) 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, 341699955 + 341699956.

It is an arithmetic number, because the mean of its divisors is an integer number (341699956).

Almost surely, 2^683399911 is an apocalyptic number.

683399911 is a deficient number, since it is larger than the sum of its proper divisors (1).

683399911 is an equidigital number, since it uses as much as digits as its factorization.

683399911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 314928, while the sum is 49.

The square root of 683399911 is about 26141.9186556764. The cubic root of 683399911 is about 880.8290701648.

The spelling of 683399911 in words is "six hundred eighty-three million, three hundred ninety-nine thousand, nine hundred eleven".