11,593

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Number

$11 \, 593$ (eleven thousand, five hundred and ninety-three) is:

The $1395$th prime number

The $1$st of a sequence of consecutive prime numbers all of the form $4 n + 1$:

$11 \, 593 = 4 \times 2898 + 1$

Also see

• Previous  ... Next: Prime Number
• Next: Sequence of 9 Primes of form 4n+1

Sources

• 1986: David Wells: Curious and Interesting Numbers ... (previous) ... (next): $11,593$
• 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $11,593$