2083

This number is a prime.

2083 = (7! - 6! - 5! - 4! - 3! - 2! - 1! - 0!)/2. [Vatshelle]

The year world population is expected to reach ten billion.

2083 (exactly half) of the first 4166 prime numbers is each a member of at least one pair of sexy primes. [Gaydos]