320144012239 has 2 divisors, whose sum is σ = 320144012240. Its totient is φ = 320144012238.

The previous prime is 320144012203. The next prime is 320144012261. The reversal of 320144012239 is 932210441023.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320144012239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320144012239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320144012299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160072006119 + 160072006120.

It is an arithmetic number, because the mean of its divisors is an integer number (160072006120).

Almost surely, 2^320144012239 is an apocalyptic number.

320144012239 is a deficient number, since it is larger than the sum of its proper divisors (1).

320144012239 is an equidigital number, since it uses as much as digits as its factorization.

320144012239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 320144012239 in words is "three hundred twenty billion, one hundred forty-four million, twelve thousand, two hundred thirty-nine".