4321323217 has 2 divisors, whose sum is σ = 4321323218. Its totient is φ = 4321323216.

The previous prime is 4321323179. The next prime is 4321323221. The reversal of 4321323217 is 7123231234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2708577936 + 1612745281 = 52044^2 + 40159^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4321323217 is a prime.

It is not a weakly prime, because it can be changed into another prime (4321323317) 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, 2160661608 + 2160661609.

It is an arithmetic number, because the mean of its divisors is an integer number (2160661609).

Almost surely, 2^4321323217 is an apocalyptic number.

It is an amenable number.

4321323217 is a deficient number, since it is larger than the sum of its proper divisors (1).

4321323217 is an equidigital number, since it uses as much as digits as its factorization.

4321323217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 28.

The square root of 4321323217 is about 65736.7721826985. The cubic root of 4321323217 is about 1628.8168383309.

It can be divided in two parts, 43213 and 23217, that added together give a triangular number (66430 = T₃₆₄).

The spelling of 4321323217 in words is "four billion, three hundred twenty-one million, three hundred twenty-three thousand, two hundred seventeen".