16871193 has 8 divisors (see below), whose sum is σ = 24994400. Its totient is φ = 11247444.

The previous prime is 16871177. The next prime is 16871201. The reversal of 16871193 is 39117861.

It is not a de Polignac number, because 16871193 - 2⁴ = 16871177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16871143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312403 + ... + 312456.

It is an arithmetic number, because the mean of its divisors is an integer number (3124300).

Almost surely, 2^16871193 is an apocalyptic number.

It is an amenable number.

16871193 is a deficient number, since it is larger than the sum of its proper divisors (8123207).

16871193 is an equidigital number, since it uses as much as digits as its factorization.

16871193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624868 (or 624862 counting only the distinct ones).

The product of its digits is 9072, while the sum is 36.

The square root of 16871193 is about 4107.4557818679. The cubic root of 16871193 is about 256.4771020221.

The spelling of 16871193 in words is "sixteen million, eight hundred seventy-one thousand, one hundred ninety-three".