2816327947 has 2 divisors, whose sum is σ = 2816327948. Its totient is φ = 2816327946.

The previous prime is 2816327923. The next prime is 2816327951. The reversal of 2816327947 is 7497236182.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2816327947 - 2¹⁹ = 2815803659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2816327947.

It is not a weakly prime, because it can be changed into another prime (2816327147) 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, 1408163973 + 1408163974.

It is an arithmetic number, because the mean of its divisors is an integer number (1408163974).

Almost surely, 2^2816327947 is an apocalyptic number.

2816327947 is a deficient number, since it is larger than the sum of its proper divisors (1).

2816327947 is an equidigital number, since it uses as much as digits as its factorization.

2816327947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1016064, while the sum is 49.

The square root of 2816327947 is about 53069.0865476315. The cubic root of 2816327947 is about 1412.1941505227.

The spelling of 2816327947 in words is "two billion, eight hundred sixteen million, three hundred twenty-seven thousand, nine hundred forty-seven".