11051233 has 4 divisors (see below), whose sum is σ = 11432340. Its totient is φ = 10670128.

The previous prime is 11051213. The next prime is 11051239. The reversal of 11051233 is 33215011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33215011 = 37 ⋅897703.

It can be written as a sum of positive squares in 2 ways, for example, as 1760929 + 9290304 = 1327^2 + 3048^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11051233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11051239) 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, 190510 + ... + 190567.

It is an arithmetic number, because the mean of its divisors is an integer number (2858085).

Almost surely, 2^11051233 is an apocalyptic number.

It is an amenable number.

11051233 is a deficient number, since it is larger than the sum of its proper divisors (381107).

11051233 is an equidigital number, since it uses as much as digits as its factorization.

11051233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381106.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 11051233 is about 3324.3394832658. The cubic root of 11051233 is about 222.7427506717.

Adding to 11051233 its reverse (33215011), we get a palindrome (44266244).

The spelling of 11051233 in words is "eleven million, fifty-one thousand, two hundred thirty-three".