320140001273 has 2 divisors, whose sum is σ = 320140001274. Its totient is φ = 320140001272.

The previous prime is 320140001263. The next prime is 320140001333. The reversal of 320140001273 is 372100041023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 275759416384 + 44380584889 = 525128^2 + 210667^2 .

It is a cyclic number.

It is not a de Polignac number, because 320140001273 - 2²⁶ = 320072892409 is a prime.

It is not a weakly prime, because it can be changed into another prime (320140001213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160070000636 + 160070000637.

It is an arithmetic number, because the mean of its divisors is an integer number (160070000637).

Almost surely, 2^320140001273 is an apocalyptic number.

It is an amenable number.

320140001273 is a deficient number, since it is larger than the sum of its proper divisors (1).

320140001273 is an equidigital number, since it uses as much as digits as its factorization.

320140001273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 23.

Adding to 320140001273 its reverse (372100041023), we get a palindrome (692240042296).

The spelling of 320140001273 in words is "three hundred twenty billion, one hundred forty million, one thousand, two hundred seventy-three".