320002235797 has 2 divisors, whose sum is σ = 320002235798. Its totient is φ = 320002235796.

The previous prime is 320002235789. The next prime is 320002235867. The reversal of 320002235797 is 797532200023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 313539522916 + 6462712881 = 559946^2 + 80391^2 .

It is a cyclic number.

It is not a de Polignac number, because 320002235797 - 2³ = 320002235789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320002235717) 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, 160001117898 + 160001117899.

It is an arithmetic number, because the mean of its divisors is an integer number (160001117899).

Almost surely, 2^320002235797 is an apocalyptic number.

It is an amenable number.

320002235797 is a deficient number, since it is larger than the sum of its proper divisors (1).

320002235797 is an equidigital number, since it uses as much as digits as its factorization.

320002235797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 40.

The spelling of 320002235797 in words is "three hundred twenty billion, two million, two hundred thirty-five thousand, seven hundred ninety-seven".