37
This number is a prime.
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The number of letters in the pangrammatic (i.e., comprising
all the alphabets) sentence "The quick brown fox jumped
over the lazy dogs", close variation of a classic
English pangram. [Beedassy]
The smallest isolated prime (i.e., not a member of a twin prime pair) of form 6n + 1. [Beedassy]
The lesser prime of the smallest emirp pair both of which
are Pythagorean, i.e., expressible as the sum of two
squares: 37 = 12 + 62 ; 73 =
32 + 82. Note that the derived
palindromic prime of the form "primemirp" is also
Pythagorean: 373 = 72 + 182. [Beedassy]
The smallest emirp separated from its adjacent primes on
each side by a prime number of successive composites. [Beedassy]
A prime-digit prime made up of additive persistence
p and digital root r of
NN, where repdigit N
consists of d digits d with d =
r - p, i.e., 4 = 7 - 3. [Beedassy]