1323103336453 has 4 divisors (see below), whose sum is σ = 1324049087200. Its totient is φ = 1322157585708.

The previous prime is 1323103336441. The next prime is 1323103336517. The reversal of 1323103336453 is 3546333013231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1323103336453 - 2²⁹ = 1322566465541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323103316453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 472873275 + ... + 472876072.

It is an arithmetic number, because the mean of its divisors is an integer number (331012271800).

Almost surely, 2^{1323103336453} is an apocalyptic number.

It is an amenable number.

1323103336453 is a deficient number, since it is larger than the sum of its proper divisors (945750747).

1323103336453 is an equidigital number, since it uses as much as digits as its factorization.

1323103336453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945750746.

The product of its (nonzero) digits is 174960, while the sum is 37.

Adding to 1323103336453 its reverse (3546333013231), we get a palindrome (4869436349684).

The spelling of 1323103336453 in words is "one trillion, three hundred twenty-three billion, one hundred three million, three hundred thirty-six thousand, four hundred fifty-three".