6213664133 has 2 divisors, whose sum is σ = 6213664134. Its totient is φ = 6213664132.

The previous prime is 6213664123. The next prime is 6213664229. The reversal of 6213664133 is 3314663126.

6213664133 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4545186724 + 1668477409 = 67418^2 + 40847^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6213664133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6213664093 and 6213664102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6213664123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3106832066 + 3106832067.

It is an arithmetic number, because the mean of its divisors is an integer number (3106832067).

Almost surely, 2^6213664133 is an apocalyptic number.

It is an amenable number.

6213664133 is a deficient number, since it is larger than the sum of its proper divisors (1).

6213664133 is an equidigital number, since it uses as much as digits as its factorization.

6213664133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 35.

The square root of 6213664133 is about 78826.7983175773. The cubic root of 6213664133 is about 1838.4391430932.

The spelling of 6213664133 in words is "six billion, two hundred thirteen million, six hundred sixty-four thousand, one hundred thirty-three".