79

This number is a prime.

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79 is the smallest prime (emirp) where neither prime belongs to a twin prime pair. [Homewood]

n^2 - 79 + 1601 is prime for n = 0 to 79. [Homewood]

The speed of light in miles per second can be expressed as the product of the concatenation of four consecutive Fibonacci numbers multiplied by the prime number 79. Can you figure-out what that number is? [Homewood]

"God may not play dice with the universe, but something strange is going on with the prime numbers." -- Paul Erdős, 79 letter quote. [Homewood]

There were 79 episodes of Star Trek the original series. [Homewood]