1109196223 has 4 divisors (see below), whose sum is σ = 1134991528. Its totient is φ = 1083400920.

The previous prime is 1109196199. The next prime is 1109196227. The reversal of 1109196223 is 3226919011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3226919011 = 839 ⋅3846149.

It is a cyclic number.

It is not a de Polignac number, because 1109196223 - 2⁵ = 1109196191 is a prime.

It is a super-2 number, since 2×1109196223² = 2460632522234931458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109196227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12897588 + ... + 12897673.

It is an arithmetic number, because the mean of its divisors is an integer number (283747882).

Almost surely, 2^1109196223 is an apocalyptic number.

1109196223 is a deficient number, since it is larger than the sum of its proper divisors (25795305).

1109196223 is an equidigital number, since it uses as much as digits as its factorization.

1109196223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25795304.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 1109196223 is about 33304.5976255531. The cubic root of 1109196223 is about 1035.1488262576.

The spelling of 1109196223 in words is "one billion, one hundred nine million, one hundred ninety-six thousand, two hundred twenty-three".