320703774353 has 2 divisors, whose sum is σ = 320703774354. Its totient is φ = 320703774352.

The previous prime is 320703774341. The next prime is 320703774403. The reversal of 320703774353 is 353477307023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 294476619649 + 26227154704 = 542657^2 + 161948^2 .

It is a cyclic number.

It is not a de Polignac number, because 320703774353 - 2²² = 320699580049 is a prime.

It is not a weakly prime, because it can be changed into another prime (320703774653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160351887176 + 160351887177.

It is an arithmetic number, because the mean of its divisors is an integer number (160351887177).

Almost surely, 2^320703774353 is an apocalyptic number.

It is an amenable number.

320703774353 is a deficient number, since it is larger than the sum of its proper divisors (1).

320703774353 is an equidigital number, since it uses as much as digits as its factorization.

320703774353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1111320, while the sum is 44.

The spelling of 320703774353 in words is "three hundred twenty billion, seven hundred three million, seven hundred seventy-four thousand, three hundred fifty-three".