3643708213 has 2 divisors, whose sum is σ = 3643708214. Its totient is φ = 3643708212.

The previous prime is 3643708207. The next prime is 3643708247. The reversal of 3643708213 is 3128073463.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3612370609 + 31337604 = 60103^2 + 5598^2 .

It is a cyclic number.

It is not a de Polignac number, because 3643708213 - 2²⁹ = 3106837301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3643708283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1821854106 + 1821854107.

It is an arithmetic number, because the mean of its divisors is an integer number (1821854107).

Almost surely, 2^3643708213 is an apocalyptic number.

It is an amenable number.

3643708213 is a deficient number, since it is larger than the sum of its proper divisors (1).

3643708213 is an equidigital number, since it uses as much as digits as its factorization.

3643708213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 3643708213 is about 60363.1362091136. The cubic root of 3643708213 is about 1538.7965260257.

The spelling of 3643708213 in words is "three billion, six hundred forty-three million, seven hundred eight thousand, two hundred thirteen".