13203532004423 has 2 divisors, whose sum is σ = 13203532004424. Its totient is φ = 13203532004422.

The previous prime is 13203532004359. The next prime is 13203532004461. The reversal of 13203532004423 is 32440023530231.

13203532004423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (32440023530231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13203532004423 - 2⁶ = 13203532004359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13203532004423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13203532004023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6601766002211 + 6601766002212.

It is an arithmetic number, because the mean of its divisors is an integer number (6601766002212).

Almost surely, 2^{13203532004423} is an apocalyptic number.

13203532004423 is a deficient number, since it is larger than the sum of its proper divisors (1).

13203532004423 is an equidigital number, since it uses as much as digits as its factorization.

13203532004423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 13203532004423 its reverse (32440023530231), we get a palindrome (45643555534654).

The spelling of 13203532004423 in words is "thirteen trillion, two hundred three billion, five hundred thirty-two million, four thousand, four hundred twenty-three".