13133045532503 has 4 divisors (see below), whose sum is σ = 14143279804248. Its totient is φ = 12122811260760.

The previous prime is 13133045532491. The next prime is 13133045532517. The reversal of 13133045532503 is 30523554033131.

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

It is a cyclic number.

It is not a de Polignac number, because 13133045532503 - 2⁴⁰ = 12033533904727 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 (13133045531503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505117135853 + ... + 505117135878.

It is an arithmetic number, because the mean of its divisors is an integer number (3535819951062).

Almost surely, 2^{13133045532503} is an apocalyptic number.

13133045532503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13133045532503 is a deficient number, since it is larger than the sum of its proper divisors (1010234271745).

13133045532503 is a wasteful number, since it uses less digits than its factorization.

13133045532503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010234271744.

The product of its (nonzero) digits is 243000, while the sum is 38.

Adding to 13133045532503 its reverse (30523554033131), we get a palindrome (43656599565634).

The spelling of 13133045532503 in words is "thirteen trillion, one hundred thirty-three billion, forty-five million, five hundred thirty-two thousand, five hundred three".