113279 has 2 divisors, whose sum is σ = 113280. Its totient is φ = 113278.

The previous prime is 113233. The next prime is 113287. The reversal of 113279 is 972311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113279 - 2⁸ = 113023 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a plaindrome in base 12.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56639 + 56640.

It is an arithmetic number, because the mean of its divisors is an integer number (56640).

2¹¹³²⁷⁹ is an apocalyptic number.

113279 is a deficient number, since it is larger than the sum of its proper divisors (1).

113279 is an equidigital number, since it uses as much as digits as its factorization.

113279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 378, while the sum is 23.

The square root of 113279 is about 336.5694579132. The cubic root of 113279 is about 48.3856376573.

The spelling of 113279 in words is "one hundred thirteen thousand, two hundred seventy-nine".