2116199 has 2 divisors, whose sum is σ = 2116200. Its totient is φ = 2116198.

The previous prime is 2116187. The next prime is 2116291. The reversal of 2116199 is 9916112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2116199 - 2⁴ = 2116183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2116129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1058099 + 1058100.

It is an arithmetic number, because the mean of its divisors is an integer number (1058100).

2^2116199 is an apocalyptic number.

2116199 is a deficient number, since it is larger than the sum of its proper divisors (1).

2116199 is an equidigital number, since it uses as much as digits as its factorization.

2116199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 29.

The square root of 2116199 is about 1454.7161235100. The cubic root of 2116199 is about 128.3863449213.

The spelling of 2116199 in words is "two million, one hundred sixteen thousand, one hundred ninety-nine".