16872199 has 2 divisors, whose sum is σ = 16872200. Its totient is φ = 16872198.

The previous prime is 16872187. The next prime is 16872221. The reversal of 16872199 is 99127861.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16872199 - 2⁷ = 16872071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16822199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8436099 + 8436100.

It is an arithmetic number, because the mean of its divisors is an integer number (8436100).

Almost surely, 2^16872199 is an apocalyptic number.

16872199 is a deficient number, since it is larger than the sum of its proper divisors (1).

16872199 is an equidigital number, since it uses as much as digits as its factorization.

16872199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 43.

The square root of 16872199 is about 4107.5782402774. The cubic root of 16872199 is about 256.4821996825.

It can be divided in two parts, 16872 and 199, that added together give a palindrome (17071).

The spelling of 16872199 in words is "sixteen million, eight hundred seventy-two thousand, one hundred ninety-nine".