16800943 has 8 divisors (see below), whose sum is σ = 17248896. Its totient is φ = 16359000.

The previous prime is 16800941. The next prime is 16800961. The reversal of 16800943 is 34900861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16800943 - 2¹ = 16800941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16800941) 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, 4468 + ... + 7318.

It is an arithmetic number, because the mean of its divisors is an integer number (2156112).

Almost surely, 2^16800943 is an apocalyptic number.

16800943 is a deficient number, since it is larger than the sum of its proper divisors (447953).

16800943 is an equidigital number, since it uses as much as digits as its factorization.

16800943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3005.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 16800943 is about 4098.8953389907. The cubic root of 16800943 is about 256.1206249164.

The spelling of 16800943 in words is "sixteen million, eight hundred thousand, nine hundred forty-three".