Caution: numbers that feel prime may be divisible by 3. For example, 51 and 57.

Conversely, numbers that feel divisible by 3 may be prime. For example, 61, 89 and 97.

Nominations for least prime-feeling numbers that actually are prime: 89 and 101.

Nominations for best prime number: 2 and 101.

Both have digits that sum to 2.

Yes, I was trying to count sheep last night.

_A Prime, primes and half a prime_

I was thinking this morning about 34 (nearly my birthday) and how it feels like it should be prime! It is midway between the two nearest primes tho, and two times a prime.

Two times a prime does often feel special.