320080867 has 2 divisors, whose sum is σ = 320080868. Its totient is φ = 320080866.

The previous prime is 320080823. The next prime is 320080919. The reversal of 320080867 is 768080023.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (768080023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320080867 - 2¹⁹ = 319556579 is a prime.

It is a super-2 number, since 2×320080867² = 204903522838943378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (320080067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160040433 + 160040434.

It is an arithmetic number, because the mean of its divisors is an integer number (160040434).

Almost surely, 2^320080867 is an apocalyptic number.

320080867 is a deficient number, since it is larger than the sum of its proper divisors (1).

320080867 is an equidigital number, since it uses as much as digits as its factorization.

320080867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 320080867 is about 17890.8039785807. The cubic root of 320080867 is about 684.0479907449.

The spelling of 320080867 in words is "three hundred twenty million, eighty thousand, eight hundred sixty-seven".