4320287617 has 2 divisors, whose sum is σ = 4320287618. Its totient is φ = 4320287616.

The previous prime is 4320287599. The next prime is 4320287641. The reversal of 4320287617 is 7167820234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3889268496 + 431019121 = 62364^2 + 20761^2 .

It is a cyclic number.

It is not a de Polignac number, because 4320287617 - 2²⁷ = 4186069889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4320287617.

It is not a weakly prime, because it can be changed into another prime (4320287677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160143808 + 2160143809.

It is an arithmetic number, because the mean of its divisors is an integer number (2160143809).

Almost surely, 2^4320287617 is an apocalyptic number.

It is an amenable number.

4320287617 is a deficient number, since it is larger than the sum of its proper divisors (1).

4320287617 is an equidigital number, since it uses as much as digits as its factorization.

4320287617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 4320287617 is about 65728.8948408537. The cubic root of 4320287617 is about 1628.6867132591.

The spelling of 4320287617 in words is "four billion, three hundred twenty million, two hundred eighty-seven thousand, six hundred seventeen".