320313132353 has 2 divisors, whose sum is σ = 320313132354. Its totient is φ = 320313132352.

The previous prime is 320313132311. The next prime is 320313132379. The reversal of 320313132353 is 353231313023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 289942402369 + 30370729984 = 538463^2 + 174272^2 .

It is an emirp because it is prime and its reverse (353231313023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320313132353 - 2⁶ = 320313132289 is a prime.

It is not a weakly prime, because it can be changed into another prime (320313132553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160156566176 + 160156566177.

It is an arithmetic number, because the mean of its divisors is an integer number (160156566177).

Almost surely, 2^320313132353 is an apocalyptic number.

It is an amenable number.

320313132353 is a deficient number, since it is larger than the sum of its proper divisors (1).

320313132353 is an equidigital number, since it uses as much as digits as its factorization.

320313132353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 29.

Adding to 320313132353 its reverse (353231313023), we get a palindrome (673544445376).

The spelling of 320313132353 in words is "three hundred twenty billion, three hundred thirteen million, one hundred thirty-two thousand, three hundred fifty-three".