320365063 has 2 divisors, whose sum is σ = 320365064. Its totient is φ = 320365062.

The previous prime is 320365043. The next prime is 320365069. The reversal of 320365063 is 360563023.

It is a strong prime.

It is an emirp because it is prime and its reverse (360563023) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320365063 is a prime.

It is a super-3 number, since 3×320365063³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320365069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160182531 + 160182532.

It is an arithmetic number, because the mean of its divisors is an integer number (160182532).

Almost surely, 2^320365063 is an apocalyptic number.

320365063 is a deficient number, since it is larger than the sum of its proper divisors (1).

320365063 is an equidigital number, since it uses as much as digits as its factorization.

320365063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 28.

The square root of 320365063 is about 17898.7447325224. The cubic root of 320365063 is about 684.2503835514.

The spelling of 320365063 in words is "three hundred twenty million, three hundred sixty-five thousand, sixty-three".