113263 has 4 divisors (see below), whose sum is σ = 114048. Its totient is φ = 112480.

The previous prime is 113233. The next prime is 113279. The reversal of 113263 is 362311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 362311 = 19 ⋅19069.

It is a cyclic number.

It is not a de Polignac number, because 113263 - 2¹³ = 105071 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106 + ... + 487.

It is an arithmetic number, because the mean of its divisors is an integer number (28512).

2¹¹³²⁶³ is an apocalyptic number.

113263 is a deficient number, since it is larger than the sum of its proper divisors (785).

113263 is an equidigital number, since it uses as much as digits as its factorization.

113263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784.

The product of its digits is 108, while the sum is 16.

The square root of 113263 is about 336.5456878345. The cubic root of 113263 is about 48.3833594867.

Adding to 113263 its reverse (362311), we get a palindrome (475574).

The spelling of 113263 in words is "one hundred thirteen thousand, two hundred sixty-three".