16871119 has 4 divisors (see below), whose sum is σ = 17189496. Its totient is φ = 16552744.

The previous prime is 16871111. The next prime is 16871137. The reversal of 16871119 is 91117861.

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

It is a cyclic number.

It is not a de Polignac number, because 16871119 - 2³ = 16871111 is a prime.

It is a super-2 number, since 2×16871119² = 569269312624322, 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 (16871111) by changing a digit.

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, 159109 + ... + 159214.

It is an arithmetic number, because the mean of its divisors is an integer number (4297374).

Almost surely, 2^16871119 is an apocalyptic number.

16871119 is a deficient number, since it is larger than the sum of its proper divisors (318377).

16871119 is an equidigital number, since it uses as much as digits as its factorization.

16871119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318376.

The product of its digits is 3024, while the sum is 34.

The square root of 16871119 is about 4107.4467738487. The cubic root of 16871119 is about 256.4767270371.

The spelling of 16871119 in words is "sixteen million, eight hundred seventy-one thousand, one hundred nineteen".