1303320543233 has 2 divisors, whose sum is σ = 1303320543234. Its totient is φ = 1303320543232.

The previous prime is 1303320543211. The next prime is 1303320543257. The reversal of 1303320543233 is 3323450233031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1302650147569 + 670395664 = 1141337^2 + 25892^2 .

It is a cyclic number.

It is not a de Polignac number, because 1303320543233 - 2⁶ = 1303320543169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1303320543233.

It is not a weakly prime, because it can be changed into another prime (1303320543263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651660271616 + 651660271617.

It is an arithmetic number, because the mean of its divisors is an integer number (651660271617).

Almost surely, 2^{1303320543233} is an apocalyptic number.

It is an amenable number.

1303320543233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303320543233 is an equidigital number, since it uses as much as digits as its factorization.

1303320543233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 32.

Adding to 1303320543233 its reverse (3323450233031), we get a palindrome (4626770776264).

The spelling of 1303320543233 in words is "one trillion, three hundred three billion, three hundred twenty million, five hundred forty-three thousand, two hundred thirty-three".