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113123 is a prime number
BaseRepresentation
bin11011100111100011
312202011202
4123213203
512104443
62231415
7650543
oct334743
9182152
10113123
1177a9a
125556b
133c64a
142d323
15237b8
hex1b9e3

113123 has 2 divisors, whose sum is σ = 113124. Its totient is φ = 113122.

The previous prime is 113117. The next prime is 113131. The reversal of 113123 is 321311.

It is a weak prime.

It is an emirp because it is prime and its reverse (321311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113123 - 214 = 96739 is a prime.

It is a plaindrome in base 12.

It is not a weakly prime, because it can be changed into another prime (113143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56561 + 56562.

It is an arithmetic number, because the mean of its divisors is an integer number (56562).

2113123 is an apocalyptic number.

113123 is a deficient number, since it is larger than the sum of its proper divisors (1).

113123 is an equidigital number, since it uses as much as digits as its factorization.

113123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18, while the sum is 11.

The square root of 113123 is about 336.3376279871. The cubic root of 113123 is about 48.3634163363.

Adding to 113123 its reverse (321311), we get a palindrome (434434).

The spelling of 113123 in words is "one hundred thirteen thousand, one hundred twenty-three".