3006945647 has 2 divisors, whose sum is σ = 3006945648. Its totient is φ = 3006945646.

The previous prime is 3006945631. The next prime is 3006945659. The reversal of 3006945647 is 7465496003.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3006945647 - 2⁴ = 3006945631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3006945598 and 3006945607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3006945677) 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, 1503472823 + 1503472824.

It is an arithmetic number, because the mean of its divisors is an integer number (1503472824).

Almost surely, 2^3006945647 is an apocalyptic number.

3006945647 is a deficient number, since it is larger than the sum of its proper divisors (1).

3006945647 is an equidigital number, since it uses as much as digits as its factorization.

3006945647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 44.

The square root of 3006945647 is about 54835.6238863022. The cubic root of 3006945647 is about 1443.3617520351.

The spelling of 3006945647 in words is "three billion, six million, nine hundred forty-five thousand, six hundred forty-seven".