title: Invalid date when I put a future timestamp
body: <p>Suppose to have a future timestamp date.</p>
  
  <pre><code>var timestamp="1511858535000" //Future timestamp
  var date=new Date(timestamp);
  console.log(JSON.stringify(date));// this line give me Invalid Data
  </code></pre>
  
  <p>Anyone can help me to understand why?</p>