1109111027 has 8 divisors (see below), whose sum is σ = 1112609520. Its totient is φ = 1105619200.

The previous prime is 1109111023. The next prime is 1109111033. The reversal of 1109111027 is 7201119011.

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 1109111027 - 2² = 1109111023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1109110993 and 1109111011.

It is not an unprimeable number, because it can be changed into a prime (1109111023) 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, 763652 + ... + 765102.

It is an arithmetic number, because the mean of its divisors is an integer number (139076190).

Almost surely, 2^1109111027 is an apocalyptic number.

1109111027 is a deficient number, since it is larger than the sum of its proper divisors (3498493).

1109111027 is a wasteful number, since it uses less digits than its factorization.

1109111027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333.

The product of its (nonzero) digits is 126, while the sum is 23.

The square root of 1109111027 is about 33303.3185583659. The cubic root of 1109111027 is about 1035.1223227422.

The spelling of 1109111027 in words is "one billion, one hundred nine million, one hundred eleven thousand, twenty-seven".