Such capital stock shall be divided into shares of such amount as the board of directors may determine, and the holders of such stock shall be nonassessable, and shall have the same rights and powers in respect to such company as pertain to stockholders in corporations organized under Title 14, Corporations, General, but not inconsistent with the powers conferred on the directors of such company by its charter or certificate of incorporation. The company may issue policies that are not mutual, participating or assessable and may, by by-laws, determine the relative voting powers of stockholders and holders of mutual policies and provide that no policyholders, other than holders of mutual policies, shall be members of such company, or entitled to vote at its meetings.