320244053 has 2 divisors, whose sum is σ = 320244054. Its totient is φ = 320244052.

The previous prime is 320244007. The next prime is 320244103. The reversal of 320244053 is 350442023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 227949604 + 92294449 = 15098^2 + 9607^2 .

It is a cyclic number.

It is not a de Polignac number, because 320244053 - 2²⁰ = 319195477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320244553) 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, 160122026 + 160122027.

It is an arithmetic number, because the mean of its divisors is an integer number (160122027).

Almost surely, 2^320244053 is an apocalyptic number.

It is an amenable number.

320244053 is a deficient number, since it is larger than the sum of its proper divisors (1).

320244053 is an equidigital number, since it uses as much as digits as its factorization.

320244053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 320244053 is about 17895.3640085917. The cubic root of 320244053 is about 684.1642198005.

Adding to 320244053 its reverse (350442023), we get a palindrome (670686076).

The spelling of 320244053 in words is "three hundred twenty million, two hundred forty-four thousand, fifty-three".