11275 has 12 divisors (see below), whose sum is σ = 15624. Its totient is φ = 8000.

The previous prime is 11273. The next prime is 11279. The reversal of 11275 is 57211.

It is not a de Polignac number, because 11275 - 2¹ = 11273 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (11273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 255 + ... + 295.

It is an arithmetic number, because the mean of its divisors is an integer number (1302).

2¹¹²⁷⁵ is an apocalyptic number.

11275 is a deficient number, since it is larger than the sum of its proper divisors (4349).

11275 is a wasteful number, since it uses less digits than its factorization.

11275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62 (or 57 counting only the distinct ones).

The product of its digits is 70, while the sum is 16.

The square root of 11275 is about 106.1838029080. The cubic root of 11275 is about 22.4236092486.

Adding to 11275 its reverse (57211), we get a palindrome (68486).

It can be divided in two parts, 11 and 275, that multiplied together give a square (3025 = 55²).

The spelling of 11275 in words is "eleven thousand, two hundred seventy-five".