11269 has 4 divisors (see below), whose sum is σ = 11520. Its totient is φ = 11020.

The previous prime is 11261. The next prime is 11273. The reversal of 11269 is 96211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11269 - 2³ = 11261 is a prime.

It is a super-2 number, since 2×11269² = 253980722, which contains 22 as substring.

It is a Duffinian number.

11269 is a lucky number.

It is a plaindrome in base 7 and base 10.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37 + ... + 154.

It is an arithmetic number, because the mean of its divisors is an integer number (2880).

2¹¹²⁶⁹ is an apocalyptic number.

It is an amenable number.

11269 is a deficient number, since it is larger than the sum of its proper divisors (251).

11269 is an equidigital number, since it uses as much as digits as its factorization.

11269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250.

The product of its digits is 108, while the sum is 19.

The square root of 11269 is about 106.1555462517. The cubic root of 11269 is about 22.4196309625.

It can be divided in two parts, 112 and 69, that added together give a palindrome (181).

The spelling of 11269 in words is "eleven thousand, two hundred sixty-nine".