320444023 has 2 divisors, whose sum is σ = 320444024. Its totient is φ = 320444022.

The previous prime is 320444009. The next prime is 320444053.

320444023 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 320444023 - 2²¹ = 318346871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320443985 and 320444003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320444053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160222011 + 160222012.

It is an arithmetic number, because the mean of its divisors is an integer number (160222012).

Almost surely, 2^320444023 is an apocalyptic number.

320444023 is a deficient number, since it is larger than the sum of its proper divisors (1).

320444023 is an equidigital number, since it uses as much as digits as its factorization.

320444023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 320444023 is about 17900.9503379011. The cubic root of 320444023 is about 684.3065943958.

The spelling of 320444023 in words is "three hundred twenty million, four hundred forty-four thousand, twenty-three".