9439

This number is a prime.

Prime 9439 has a rare property: it is closer to each of the five primes preceding it than it is to the prime that follows it. The next prime after 9439 is 9461 with a distance of 22, while the five previous primes are 9419, 9421, 9431, 9433, 9437, with distances 20, 18, 8, 6, and 2. There are only two smaller primes with this property, 1327 and 3469. [Keith]