320382859 has 2 divisors, whose sum is σ = 320382860. Its totient is φ = 320382858.

The previous prime is 320382793. The next prime is 320382863. The reversal of 320382859 is 958283023.

It is a strong prime.

It is an emirp because it is prime and its reverse (958283023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320382859 - 2¹⁷ = 320251787 is a prime.

It is not a weakly prime, because it can be changed into another prime (320382869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160191429 + 160191430.

It is an arithmetic number, because the mean of its divisors is an integer number (160191430).

Almost surely, 2^320382859 is an apocalyptic number.

320382859 is a deficient number, since it is larger than the sum of its proper divisors (1).

320382859 is an equidigital number, since it uses as much as digits as its factorization.

320382859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 320382859 is about 17899.2418554530. The cubic root of 320382859 is about 684.2630531543.

The spelling of 320382859 in words is "three hundred twenty million, three hundred eighty-two thousand, eight hundred fifty-nine".