683391103 has 4 divisors (see below), whose sum is σ = 686250720. Its totient is φ = 680531488.

The previous prime is 683391101. The next prime is 683391151. The reversal of 683391103 is 301193386.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 683391103 - 2¹ = 683391101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683391101) 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 in 3 ways as a sum of consecutive naturals, for example, 1429450 + ... + 1429927.

It is an arithmetic number, because the mean of its divisors is an integer number (171562680).

Almost surely, 2^683391103 is an apocalyptic number.

683391103 is a deficient number, since it is larger than the sum of its proper divisors (2859617).

683391103 is a wasteful number, since it uses less digits than its factorization.

683391103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2859616.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 683391103 is about 26141.7501900695. The cubic root of 683391103 is about 880.8252859599.

The spelling of 683391103 in words is "six hundred eighty-three million, three hundred ninety-one thousand, one hundred three".