683769943 has 2 divisors, whose sum is σ = 683769944. Its totient is φ = 683769942.

The previous prime is 683769941. The next prime is 683769949. The reversal of 683769943 is 349967386.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 683769943 - 2¹ = 683769941 is a prime.

Together with 683769941, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (683769941) 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, 341884971 + 341884972.

It is an arithmetic number, because the mean of its divisors is an integer number (341884972).

Almost surely, 2^683769943 is an apocalyptic number.

683769943 is a deficient number, since it is larger than the sum of its proper divisors (1).

683769943 is an equidigital number, since it uses as much as digits as its factorization.

683769943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5878656, while the sum is 55.

The square root of 683769943 is about 26148.9950667325. The cubic root of 683769943 is about 880.9880186459.

The spelling of 683769943 in words is "six hundred eighty-three million, seven hundred sixty-nine thousand, nine hundred forty-three".