1323552204305 has 4 divisors (see below), whose sum is σ = 1588262645172. Its totient is φ = 1058841763440.

The previous prime is 1323552204287. The next prime is 1323552204313. The reversal of 1323552204305 is 5034022553231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 201802202176 + 1121750002129 = 449224^2 + 1059127^2 .

It is not a de Polignac number, because 1323552204305 - 2¹⁸ = 1323551942161 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132355220426 + ... + 132355220435.

It is an arithmetic number, because the mean of its divisors is an integer number (397065661293).

Almost surely, 2^{1323552204305} is an apocalyptic number.

It is an amenable number.

1323552204305 is a deficient number, since it is larger than the sum of its proper divisors (264710440867).

1323552204305 is an equidigital number, since it uses as much as digits as its factorization.

1323552204305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264710440866.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 1323552204305 its reverse (5034022553231), we get a palindrome (6357574757536).

The spelling of 1323552204305 in words is "one trillion, three hundred twenty-three billion, five hundred fifty-two million, two hundred four thousand, three hundred five".