11121267 has 8 divisors (see below), whose sum is σ = 14884560. Its totient is φ = 7386080.

The previous prime is 11121223. The next prime is 11121307. The reversal of 11121267 is 76212111.

It is a happy number.

11121267 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11121267 - 2⁷ = 11121139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11121217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6084 + ... + 7697.

It is an arithmetic number, because the mean of its divisors is an integer number (1860570).

Almost surely, 2^11121267 is an apocalyptic number.

11121267 is a deficient number, since it is larger than the sum of its proper divisors (3763293).

11121267 is a wasteful number, since it uses less digits than its factorization.

11121267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14053.

The product of its digits is 168, while the sum is 21.

The square root of 11121267 is about 3334.8563687211. The cubic root of 11121267 is about 223.2122828572.

Adding to 11121267 its reverse (76212111), we get a palindrome (87333378).

It can be divided in two parts, 11 and 121267, that added together give a triangular number (121278 = T₄₉₂).

The spelling of 11121267 in words is "eleven million, one hundred twenty-one thousand, two hundred sixty-seven".