Some numbers are amazing. Let’s look the number .

backwards is , when squared . The interesting part is that backwards is which is squared.

is a prime number which means it cannot be factored. It is a Sophie Germain prime which means that which is also a prime number. A Chen prime which means that is a multiple of two prime numbers: . It is a permutable prime since backwards, , is also a prime number.

can be found in geometry. approximates PI to its sixth digit. Also with the numbers and , these three form a Pythagorean triple, basically any group of three numbers that satisfies the Pythagorean theorem: .

is without a doubt an amazing number.