16194055 has 4 divisors (see below), whose sum is σ = 19432872. Its totient is φ = 12955240.

The previous prime is 16194041. The next prime is 16194067. The reversal of 16194055 is 55049161.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 16194055 - 2⁷ = 16193927 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1619401 + ... + 1619410.

It is an arithmetic number, because the mean of its divisors is an integer number (4858218).

Almost surely, 2^16194055 is an apocalyptic number.

16194055 is a deficient number, since it is larger than the sum of its proper divisors (3238817).

16194055 is an equidigital number, since it uses as much as digits as its factorization.

16194055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238816.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 16194055 is about 4024.1837681696. The cubic root of 16194055 is about 252.9988439073.

The spelling of 16194055 in words is "sixteen million, one hundred ninety-four thousand, fifty-five".