get_anything_with_page_id.php

<?php
// Get the page / post content (easy way)
echo get_post_field( 'post_content', $page_id );

// $more_link_text Optional. Content for when there is more text. Default is null
// $stripteaser Optional. Strip teaser content before the more text. Default is false.

$post = get_post( $page_id );
setup_postdata( $post, $more_link_text, $stripteaser );
the_content();

// get other info by using ID
get_the_permalink( $page_id );
get_the_title( $page_id );
get_the_post_thumbnail_url( $page_id );
get_the_excerpt( $page_id );
get_the_date( 'l F j, Y', $page_id );

// Check if the page is front page or not
get_option( 'page_on_front' ) == $page_id;