11234287 has 4 divisors (see below), whose sum is σ = 11508336. Its totient is φ = 10960240.

The previous prime is 11234243. The next prime is 11234291. The reversal of 11234287 is 78243211.

11234287 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11234287 - 2⁷ = 11234159 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 (11234207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136963 + ... + 137044.

It is an arithmetic number, because the mean of its divisors is an integer number (2877084).

Almost surely, 2^11234287 is an apocalyptic number.

11234287 is a deficient number, since it is larger than the sum of its proper divisors (274049).

11234287 is an equidigital number, since it uses as much as digits as its factorization.

11234287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274048.

The product of its digits is 2688, while the sum is 28.

The square root of 11234287 is about 3351.7587920374. The cubic root of 11234287 is about 223.9658682582.

Adding to 11234287 its reverse (78243211), we get a palindrome (89477498).

The spelling of 11234287 in words is "eleven million, two hundred thirty-four thousand, two hundred eighty-seven".