Sharepoint CSOM Retrieve the title of a SharePoint website.

// Starting with ClientContext, the constructor requires a URL to the 
// server running SharePoint. 
ClientContext context = new ClientContext("http://SiteUrl"); 

// The SharePoint web at the URL.
Web web = context.Web; 

// We want to retrieve the web's properties.
context.Load(web); 

// Execute the query to the server.
context.ExecuteQuery(); 

// Now, the web's properties are available and we could display 
// web properties, such as title. 
label1.Text = web.Title;