I assume you mean "pi". Using the site calculator, we get:
$${\sqrt{{\mathtt{\pi}}}} = {\mathtt{1.772\: \!453\: \!850\: \!905\: \!515\: \!9}}$$
I assume you mean "pi". Using the site calculator, we get:
$${\sqrt{{\mathtt{\pi}}}} = {\mathtt{1.772\: \!453\: \!850\: \!905\: \!515\: \!9}}$$