320223347 has 2 divisors, whose sum is σ = 320223348. Its totient is φ = 320223346.

The previous prime is 320223331. The next prime is 320223349. The reversal of 320223347 is 743322023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320223347 - 2⁴ = 320223331 is a prime.

Together with 320223349, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (320223349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160111673 + 160111674.

It is an arithmetic number, because the mean of its divisors is an integer number (160111674).

Almost surely, 2^320223347 is an apocalyptic number.

320223347 is a deficient number, since it is larger than the sum of its proper divisors (1).

320223347 is an equidigital number, since it uses as much as digits as its factorization.

320223347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 26.

The square root of 320223347 is about 17894.7854695160. The cubic root of 320223347 is about 684.1494741614.

The spelling of 320223347 in words is "three hundred twenty million, two hundred twenty-three thousand, three hundred forty-seven".