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BaseRepresentation
bin11011100101010011
312201222102
4123211103
512103404
62231015
7650246
oct334523
9181872
10112979
1177979
125546b
133c569
142d25d
152371e
hex1b953

112979 has 2 divisors, whose sum is σ = 112980. Its totient is φ = 112978.

The previous prime is 112967. The next prime is 112997. The reversal of 112979 is 979211.

Together with next prime (112997) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (979211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112979 - 212 = 108883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (112909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56489 + 56490.

It is an arithmetic number, because the mean of its divisors is an integer number (56490).

2112979 is an apocalyptic number.

112979 is a deficient number, since it is larger than the sum of its proper divisors (1).

112979 is an equidigital number, since it uses as much as digits as its factorization.

112979 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 112979 is about 336.1234892119. The cubic root of 112979 is about 48.3428862080.

The spelling of 112979 in words is "one hundred twelve thousand, nine hundred seventy-nine".