Il numero romano MDXCVII nel sistema decimale vale: 1597.
MDXCVII in latino si scrive mille quingenti nonaginta septem,
mentre in italiano millecinquecentonovantasette.
MDLXXVIII, MDLXXIX, MDLXXX, MDLXXXI, MDLXXXII, MDLXXXIII, MDLXXXIV, MDLXXXV, MDLXXXVI, MDLXXXVII, MDLXXXVIII, MDLXXXIX, MDXC, MDXCI, MDXCII, MDXCIII, MDXCIV, MDXCV, MDXCVI, MDXCVIII, MDXCIX, MDC, MDCI, MDCII, MDCIII, MDCIV, MDCV, MDCVI, MDCVII, MDCVIII, MDCIX, MDCX, MDCXI, MDCXII, MDCXIII, MDCXIV, MDCXV, MDCXVI