337

337 is a prime number.

337 is a centered dodecagonal number.

81³ + 162³ = 9⁷.

337 has a representation as a sum of two squares: 337 = 9² + 16².

337 is the hypotenuse of a primitive Pythagorean triple: 337² = 175² + 288².

337 is a divisor of 8⁷ - 1.

Source: Prime Curios!