4012199 has 2 divisors, whose sum is σ = 4012200. Its totient is φ = 4012198.

The previous prime is 4012193. The next prime is 4012207. The reversal of 4012199 is 9912104.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4012199 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4012193) 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 as a sum of consecutive naturals, namely, 2006099 + 2006100.

It is an arithmetic number, because the mean of its divisors is an integer number (2006100).

Almost surely, 2^4012199 is an apocalyptic number.

4012199 is a deficient number, since it is larger than the sum of its proper divisors (1).

4012199 is an equidigital number, since it uses as much as digits as its factorization.

4012199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 4012199 is about 2003.0474282952. The cubic root of 4012199 is about 158.9013139708.

The spelling of 4012199 in words is "four million, twelve thousand, one hundred ninety-nine".