1111011009 has 8 divisors (see below), whose sum is σ = 1496015232. Its totient is φ = 733340400.

The previous prime is 1111011007. The next prime is 1111011037. The reversal of 1111011009 is 9001101111.

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

It is not a de Polignac number, because 1111011009 - 2¹ = 1111011007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111011007) 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, 1833049 + ... + 1833654.

It is an arithmetic number, because the mean of its divisors is an integer number (187001904).

Almost surely, 2^1111011009 is an apocalyptic number.

It is an amenable number.

1111011009 is a deficient number, since it is larger than the sum of its proper divisors (385004223).

1111011009 is a wasteful number, since it uses less digits than its factorization.

1111011009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3666807.

The product of its (nonzero) digits is 9, while the sum is 15.

The square root of 1111011009 is about 33331.8317678462. The cubic root of 1111011009 is about 1035.7130636638.

The spelling of 1111011009 in words is "one billion, one hundred eleven million, eleven thousand, nine".