1100109999 has 8 divisors (see below), whose sum is σ = 1467250992. Its totient is φ = 733187840.

The previous prime is 1100109961. The next prime is 1100110007. The reversal of 1100109999 is 9999010011.

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 1100109999 - 2⁸ = 1100109743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100109949) 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, 42594 + ... + 63359.

It is an arithmetic number, because the mean of its divisors is an integer number (183406374).

Almost surely, 2^1100109999 is an apocalyptic number.

1100109999 is a deficient number, since it is larger than the sum of its proper divisors (367140993).

1100109999 is a wasteful number, since it uses less digits than its factorization.

1100109999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109417.

The product of its (nonzero) digits is 6561, while the sum is 39.

The square root of 1100109999 is about 33167.9061594186. The cubic root of 1100109999 is about 1032.3145233338.

The spelling of 1100109999 in words is "one billion, one hundred million, one hundred nine thousand, nine hundred ninety-nine".