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112997 is a prime number
BaseRepresentation
bin11011100101100101
312202000002
4123211211
512103442
62231045
7650303
oct334545
9182002
10112997
1177995
1255485
133c581
142d273
1523732
hex1b965

112997 has 2 divisors, whose sum is σ = 112998. Its totient is φ = 112996.

The previous prime is 112979. The next prime is 113011. The reversal of 112997 is 799211.

112997 is nontrivially palindromic in base 15.

Together with previous prime (112979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101761 + 11236 = 319^2 + 106^2 .

It is a cyclic number.

It is not a de Polignac number, because 112997 - 28 = 112741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112927) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56498 + 56499.

It is an arithmetic number, because the mean of its divisors is an integer number (56499).

2112997 is an apocalyptic number.

It is an amenable number.

112997 is a deficient number, since it is larger than the sum of its proper divisors (1).

112997 is an equidigital number, since it uses as much as digits as its factorization.

112997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1134, while the sum is 29.

The square root of 112997 is about 336.1502640189. The cubic root of 112997 is about 48.3454534277.

The spelling of 112997 in words is "one hundred twelve thousand, nine hundred ninety-seven".