13750536503 has 4 divisors (see below), whose sum is σ = 15000585288. Its totient is φ = 12500487720.

The previous prime is 13750536487. The next prime is 13750536533. The reversal of 13750536503 is 30563505731.

It is a happy number.

13750536503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13750536503 - 2⁴ = 13750536487 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 (13750536533) 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, 625024376 + ... + 625024397.

It is an arithmetic number, because the mean of its divisors is an integer number (3750146322).

Almost surely, 2^13750536503 is an apocalyptic number.

13750536503 is a deficient number, since it is larger than the sum of its proper divisors (1250048785).

13750536503 is a wasteful number, since it uses less digits than its factorization.

13750536503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250048784.

The product of its (nonzero) digits is 141750, while the sum is 38.

The spelling of 13750536503 in words is "thirteen billion, seven hundred fifty million, five hundred thirty-six thousand, five hundred three".