109043194 has 12 divisors (see below), whose sum is σ = 177115086. Its totient is φ = 50327472.

The previous prime is 109043189. The next prime is 109043201. The reversal of 109043194 is 491340901.

It can be written as a sum of positive squares in 3 ways, for example, as 51480625 + 57562569 = 7175^2 + 7587^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 160969 + ... + 161644.

Almost surely, 2^109043194 is an apocalyptic number.

109043194 is a deficient number, since it is larger than the sum of its proper divisors (68071892).

109043194 is a wasteful number, since it uses less digits than its factorization.

109043194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322641 (or 322628 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 109043194 is about 10442.3749214439. The cubic root of 109043194 is about 477.7487080965.

The spelling of 109043194 in words is "one hundred nine million, forty-three thousand, one hundred ninety-four".