6733160221 has 2 divisors, whose sum is σ = 6733160222. Its totient is φ = 6733160220.

The previous prime is 6733160197. The next prime is 6733160249. The reversal of 6733160221 is 1220613376.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3764436025 + 2968724196 = 61355^2 + 54486^2 .

It is a cyclic number.

It is not a de Polignac number, because 6733160221 - 2²¹ = 6731063069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6733161221) 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, 3366580110 + 3366580111.

It is an arithmetic number, because the mean of its divisors is an integer number (3366580111).

Almost surely, 2^6733160221 is an apocalyptic number.

It is an amenable number.

6733160221 is a deficient number, since it is larger than the sum of its proper divisors (1).

6733160221 is an equidigital number, since it uses as much as digits as its factorization.

6733160221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 6733160221 is about 82055.8359959851. The cubic root of 6733160221 is about 1888.3086518579.

Adding to 6733160221 its reverse (1220613376), we get a palindrome (7953773597).

The spelling of 6733160221 in words is "six billion, seven hundred thirty-three million, one hundred sixty thousand, two hundred twenty-one".