1320325545323 has 2 divisors, whose sum is σ = 1320325545324. Its totient is φ = 1320325545322.

The previous prime is 1320325545283. The next prime is 1320325545361. The reversal of 1320325545323 is 3235455230231.

It is an a-pointer prime, because the next prime (1320325545361) can be obtained adding 1320325545323 to its sum of digits (38).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1320325545323 is a prime.

It is not a weakly prime, because it can be changed into another prime (1320325547323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660162772661 + 660162772662.

It is an arithmetic number, because the mean of its divisors is an integer number (660162772662).

Almost surely, 2^{1320325545323} is an apocalyptic number.

1320325545323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320325545323 is an equidigital number, since it uses as much as digits as its factorization.

1320325545323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324000, while the sum is 38.

The spelling of 1320325545323 in words is "one trillion, three hundred twenty billion, three hundred twenty-five million, five hundred forty-five thousand, three hundred twenty-three".