4199813 has 2 divisors, whose sum is σ = 4199814. Its totient is φ = 4199812.

The previous prime is 4199803. The next prime is 4199827. The reversal of 4199813 is 3189914.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4190209 + 9604 = 2047^2 + 98^2 .

It is a cyclic number.

It is not a de Polignac number, because 4199813 - 2⁶ = 4199749 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4199803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2099906 + 2099907.

It is an arithmetic number, because the mean of its divisors is an integer number (2099907).

Almost surely, 2^4199813 is an apocalyptic number.

It is an amenable number.

4199813 is a deficient number, since it is larger than the sum of its proper divisors (1).

4199813 is an equidigital number, since it uses as much as digits as its factorization.

4199813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 35.

The square root of 4199813 is about 2049.3445293557. The cubic root of 4199813 is about 161.3404700339.

The spelling of 4199813 in words is "four million, one hundred ninety-nine thousand, eight hundred thirteen".