320002093 has 2 divisors, whose sum is σ = 320002094. Its totient is φ = 320002092.

The previous prime is 320002073. The next prime is 320002129. The reversal of 320002093 is 390200023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 307020484 + 12981609 = 17522^2 + 3603^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320002093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320002093.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320002043) 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, 160001046 + 160001047.

It is an arithmetic number, because the mean of its divisors is an integer number (160001047).

Almost surely, 2^320002093 is an apocalyptic number.

It is an amenable number.

320002093 is a deficient number, since it is larger than the sum of its proper divisors (1).

320002093 is an equidigital number, since it uses as much as digits as its factorization.

320002093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 320002093 is about 17888.6023210311. The cubic root of 320002093 is about 683.9918699090.

The spelling of 320002093 in words is "three hundred twenty million, two thousand, ninety-three".