The royal baby in numbers

  • The baby will be the Duke and Duchess of Cambridge's first child
  • William and Kate will have been married for two years when the baby is born
  • He or she will be third in line to the throne and the Queen's third great-grandchild
  • Prince Harry will be bumped down to fourth in line to the throne
  • The baby will one day be head of state of 16 countries
  • William and Kate will both be 31 when the baby is born
  • Royal births are celebrated with a 41-gun salute
  • If the baby follows the Prince of Wales and William on to the throne, he or she will be the 43rd monarch since William the Conqueror in 1066
  • It costs £6,265 for a one night stay and delivery package at the private Lindo wing including a suite of two rooms, but this excludes consultant's fees
  • The Duchy of Cornwall landed estate - which will privately fund the baby's future as an heir apparent - has a yearly income of £18.3 million.