Is 1121 a deficient number and what is its deficiency?

Is 1121 a deficient number?

Here we will explain and calculate if 1121 is a deficient number and its deficiency if applicable.

1121 is a deficient number if the sum of its proper divisors is less than 1121.

The sum of its proper divisors is calculated as follows: 1 + 19 + 59 = 79.

79 is less than 1121. Therefore, 1121 is a deficient number.

The deficiency of 1121 is 1121 minus the sum of its proper divisors. Thus, the deficiency of 1121 is 1121 - 79 = 1042

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