How about "OLDEN".
To write 24 January 2014 in 5 letters without using numbers kindly write 24.1.14.
This question was asked on 23rd September 2011, and so at the time of asking a valid answer would be "today."
Unless that happens to be the date on which you are asking the question you can say 'today' otherwise you cannot
,i
''TODAY''
Today
I-IX-MMXII
AUXXV
"today"
"today"
"today"
A date