3219296081 has 2 divisors, whose sum is σ = 3219296082. Its totient is φ = 3219296080.

The previous prime is 3219296077. The next prime is 3219296099. The reversal of 3219296081 is 1806929123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2831836225 + 387459856 = 53215^2 + 19684^2 .

It is an emirp because it is prime and its reverse (1806929123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3219296081 - 2² = 3219296077 is a prime.

It is a super-2 number, since 2×3219296081² = 20727734514283917122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3219296011) 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, 1609648040 + 1609648041.

It is an arithmetic number, because the mean of its divisors is an integer number (1609648041).

Almost surely, 2^3219296081 is an apocalyptic number.

It is an amenable number.

3219296081 is a deficient number, since it is larger than the sum of its proper divisors (1).

3219296081 is an equidigital number, since it uses as much as digits as its factorization.

3219296081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 3219296081 is about 56738.8410262318. The cubic root of 3219296081 is about 1476.5686394872.

The spelling of 3219296081 in words is "three billion, two hundred nineteen million, two hundred ninety-six thousand, eighty-one".