11123167 has 16 divisors (see below), whose sum is σ = 12525984. Its totient is φ = 9873600.

The previous prime is 11123143. The next prime is 11123171. The reversal of 11123167 is 76132111.

It is not a de Polignac number, because 11123167 - 2⁷ = 11123039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11123107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81123 + ... + 81259.

It is an arithmetic number, because the mean of its divisors is an integer number (782874).

Almost surely, 2^11123167 is an apocalyptic number.

11123167 is a deficient number, since it is larger than the sum of its proper divisors (1402817).

11123167 is an equidigital number, since it uses as much as digits as its factorization.

11123167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231 (or 209 counting only the distinct ones).

The product of its digits is 252, while the sum is 22.

The square root of 11123167 is about 3335.1412263951. The cubic root of 11123167 is about 223.2249936148.

Adding to 11123167 its reverse (76132111), we get a palindrome (87255278).

The spelling of 11123167 in words is "eleven million, one hundred twenty-three thousand, one hundred sixty-seven".