1323412434403 has 16 divisors (see below), whose sum is σ = 1471997966400. Its totient is φ = 1183413569536.

The previous prime is 1323412434401. The next prime is 1323412434413. The reversal of 1323412434403 is 3044342143231.

It is a cyclic number.

It is not a de Polignac number, because 1323412434403 - 2¹ = 1323412434401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323412434401) 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 in 15 ways as a sum of consecutive naturals, for example, 11299750 + ... + 11416267.

It is an arithmetic number, because the mean of its divisors is an integer number (91999872900).

Almost surely, 2^{1323412434403} is an apocalyptic number.

1323412434403 is a deficient number, since it is larger than the sum of its proper divisors (148585531997).

1323412434403 is a wasteful number, since it uses less digits than its factorization.

1323412434403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22716206.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 1323412434403 its reverse (3044342143231), we get a palindrome (4367754577634).

The spelling of 1323412434403 in words is "one trillion, three hundred twenty-three billion, four hundred twelve million, four hundred thirty-four thousand, four hundred three".