1110009 has 4 divisors (see below), whose sum is σ = 1480016. Its totient is φ = 740004.

The previous prime is 1110007. The next prime is 1110013. The reversal of 1110009 is 9000111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1110009 - 2¹ = 1110007 is a prime.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1109976 and 1110003.

It is not an unprimeable number, because it can be changed into a prime (1110007) 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, 184999 + ... + 185004.

It is an arithmetic number, because the mean of its divisors is an integer number (370004).

2^1110009 is an apocalyptic number.

It is an amenable number.

1110009 is a deficient number, since it is larger than the sum of its proper divisors (370007).

1110009 is an equidigital number, since it uses as much as digits as its factorization.

1110009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370006.

The product of its (nonzero) digits is 9, while the sum is 12.

The square root of 1110009 is about 1053.5696464876. The cubic root of 1110009 is about 103.5401603816.

The spelling of 1110009 in words is "one million, one hundred ten thousand, nine".