11228767 has 4 divisors (see below), whose sum is σ = 12249576. Its totient is φ = 10207960.

The previous prime is 11228747. The next prime is 11228779. The reversal of 11228767 is 76782211.

It is a happy number.

11228767 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 11228767 - 2¹⁵ = 11195999 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 (11228747) 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, 510388 + ... + 510409.

It is an arithmetic number, because the mean of its divisors is an integer number (3062394).

Almost surely, 2^11228767 is an apocalyptic number.

11228767 is a deficient number, since it is larger than the sum of its proper divisors (1020809).

11228767 is a wasteful number, since it uses less digits than its factorization.

11228767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020808.

The product of its digits is 9408, while the sum is 34.

The square root of 11228767 is about 3350.9352425853. The cubic root of 11228767 is about 223.9291801523.

It can be divided in two parts, 1122 and 8767, that added together give a palindrome (9889).

The spelling of 11228767 in words is "eleven million, two hundred twenty-eight thousand, seven hundred sixty-seven".