Il numero romano MCDXCVII nel sistema decimale vale: 1497.
MCDXCVII in latino si scrive mille quadringenti nonaginta septem,
mentre in italiano millequattrocentonovantasette.
MCDLXXVIII, MCDLXXIX, MCDLXXX, MCDLXXXI, MCDLXXXII, MCDLXXXIII, MCDLXXXIV, MCDLXXXV, MCDLXXXVI, MCDLXXXVII, MCDLXXXVIII, MCDLXXXIX, MCDXC, MCDXCI, MCDXCII, MCDXCIII, MCDXCIV, MCDXCV, MCDXCVI, MCDXCVIII, MCDXCIX, MD, MDI, MDII, MDIII, MDIV, MDV, MDVI, MDVII, MDVIII, MDIX, MDX, MDXI, MDXII, MDXIII, MDXIV, MDXV, MDXVI