4136309 has 2 divisors, whose sum is σ = 4136310. Its totient is φ = 4136308.

The previous prime is 4136303. The next prime is 4136311. The reversal of 4136309 is 9036314.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3694084 + 442225 = 1922^2 + 665^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4136309 is a prime.

Together with 4136311, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4136303) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2068154 + 2068155.

It is an arithmetic number, because the mean of its divisors is an integer number (2068155).

Almost surely, 2^4136309 is an apocalyptic number.

It is an amenable number.

4136309 is a deficient number, since it is larger than the sum of its proper divisors (1).

4136309 is an equidigital number, since it uses as much as digits as its factorization.

4136309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 4136309 is about 2033.7917789194. The cubic root of 4136309 is about 160.5231444062.

The spelling of 4136309 in words is "four million, one hundred thirty-six thousand, three hundred nine".