1101000009 has 16 divisors (see below), whose sum is σ = 1509347840. Its totient is φ = 713370240.

The previous prime is 1100999989. The next prime is 1101000059. The reversal of 1101000009 is 9000001011.

It is not a de Polignac number, because 1101000009 - 2⁷ = 1100999881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100999958 and 1101000003.

It is not an unprimeable number, because it can be changed into a prime (1101000059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104997 + ... + 115005.

It is an arithmetic number, because the mean of its divisors is an integer number (94334240).

Almost surely, 2^1101000009 is an apocalyptic number.

It is an amenable number.

1101000009 is a deficient number, since it is larger than the sum of its proper divisors (408347831).

1101000009 is a wasteful number, since it uses less digits than its factorization.

1101000009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11040.

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

The square root of 1101000009 is about 33181.3201816926. The cubic root of 1101000009 is about 1032.5928356825.

The spelling of 1101000009 in words is "one billion, one hundred one million, nine", and thus it is an aban number.