1109167 has 2 divisors, whose sum is σ = 1109168. Its totient is φ = 1109166.

The previous prime is 1109161. The next prime is 1109189. The reversal of 1109167 is 7619011.

It is a weak prime.

It is an emirp because it is prime and its reverse (7619011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1109167 - 2³ = 1109159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1109161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554583 + 554584.

It is an arithmetic number, because the mean of its divisors is an integer number (554584).

2^1109167 is an apocalyptic number.

1109167 is a deficient number, since it is larger than the sum of its proper divisors (1).

1109167 is an equidigital number, since it uses as much as digits as its factorization.

1109167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 25.

The square root of 1109167 is about 1053.1699767844. The cubic root of 1109167 is about 103.5139735465.

The spelling of 1109167 in words is "one million, one hundred nine thousand, one hundred sixty-seven".