1109928099 has 8 divisors (see below), whose sum is σ = 1691319040. Its totient is φ = 634244616.

The previous prime is 1109928059. The next prime is 1109928101. The reversal of 1109928099 is 9908299011.

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

It is not a de Polignac number, because 1109928099 - 2¹² = 1109924003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1109928059) 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, 26426839 + ... + 26426880.

It is an arithmetic number, because the mean of its divisors is an integer number (211414880).

Almost surely, 2^1109928099 is an apocalyptic number.

1109928099 is a deficient number, since it is larger than the sum of its proper divisors (581390941).

1109928099 is an equidigital number, since it uses as much as digits as its factorization.

1109928099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52853729.

The product of its (nonzero) digits is 104976, while the sum is 48.

The square root of 1109928099 is about 33315.5834257784. The cubic root of 1109928099 is about 1035.3764487466.

The spelling of 1109928099 in words is "one billion, one hundred nine million, nine hundred twenty-eight thousand, ninety-nine".