1100100009 has 8 divisors (see below), whose sum is σ = 1467588160. Its totient is φ = 733005936.

The previous prime is 1100099993. The next prime is 1100100041. The reversal of 1100100009 is 9000010011.

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

It is not a de Polignac number, because 1100100009 - 2⁴ = 1100099993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100099967 and 1100100003.

It is not an unprimeable number, because it can be changed into a prime (1100100709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91942 + ... + 103215.

It is an arithmetic number, because the mean of its divisors is an integer number (183448520).

Almost surely, 2^1100100009 is an apocalyptic number.

It is an amenable number.

1100100009 is a deficient number, since it is larger than the sum of its proper divisors (367488151).

1100100009 is a wasteful number, since it uses less digits than its factorization.

1100100009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197039.

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

The square root of 1100100009 is about 33167.7555616897. The cubic root of 1100100009 is about 1032.3113985393.

The spelling of 1100100009 in words is "one billion, one hundred million, one hundred thousand, nine".