1011110009 has 8 divisors (see below), whose sum is σ = 1244443200. Its totient is φ = 799999056.

The previous prime is 1011109997. The next prime is 1011110011. The reversal of 1011110009 is 9000111101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1011110009 - 2⁴ = 1011109993 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1011109975 and 1011110002.

It is not an unprimeable number, because it can be changed into a prime (1011110029) 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, 5555459 + ... + 5555640.

It is an arithmetic number, because the mean of its divisors is an integer number (155555400).

Almost surely, 2^1011110009 is an apocalyptic number.

It is an amenable number.

1011110009 is a deficient number, since it is larger than the sum of its proper divisors (233333191).

1011110009 is a wasteful number, since it uses less digits than its factorization.

1011110009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11111119.

The product of its (nonzero) digits is 9, while the sum is 14.

The square root of 1011110009 is about 31797.9560506646. The cubic root of 1011110009 is about 1003.6897056617.

The spelling of 1011110009 in words is "one billion, eleven million, one hundred ten thousand, nine".