11052287 has 4 divisors (see below), whose sum is σ = 11176560. Its totient is φ = 10928016.

The previous prime is 11052271. The next prime is 11052311. The reversal of 11052287 is 78225011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78225011 = 479 ⋅163309.

It is a cyclic number.

It is not a de Polignac number, because 11052287 - 2⁴ = 11052271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11052257) 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, 62003 + ... + 62180.

It is an arithmetic number, because the mean of its divisors is an integer number (2794140).

Almost surely, 2^11052287 is an apocalyptic number.

11052287 is a deficient number, since it is larger than the sum of its proper divisors (124273).

11052287 is an equidigital number, since it uses as much as digits as its factorization.

11052287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124272.

The product of its (nonzero) digits is 1120, while the sum is 26.

The square root of 11052287 is about 3324.4980072185. The cubic root of 11052287 is about 222.7498317337.

Adding to 11052287 its reverse (78225011), we get a palindrome (89277298).

The spelling of 11052287 in words is "eleven million, fifty-two thousand, two hundred eighty-seven".