145 years old now in 2025 - what year born?

Today, 22 April 2025 if a person is 145 years old now, what year was he born? See below:

If 145 years old, year of birth is:
1879 or 1880*

*It depends on whether he was born before or after 1 January 1880.

If now 145 years and his year of birth 1879 if he was born after 22 April 1879 until 31 december 1879 inclusively, and his year of birth is 1880 if he was born from 1 January 1880 to 22 April 1880.

Other examples:

If now 9 years, year of birth 2015 or 2016
If now 12 years, year of birth 2012 or 2013
If now 23 years, year of birth 2001 or 2002
If now 67 years, year of birth 1957 or 1958

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