13503130503 has 8 divisors (see below), whose sum is σ = 18387241728. Its totient is φ = 8810553144.

The previous prime is 13503130493. The next prime is 13503130519. The reversal of 13503130503 is 30503130531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13503130503 - 2¹² = 13503126407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13503137503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47883301 + ... + 47883582.

It is an arithmetic number, because the mean of its divisors is an integer number (2298405216).

Almost surely, 2^13503130503 is an apocalyptic number.

13503130503 is a deficient number, since it is larger than the sum of its proper divisors (4884111225).

13503130503 is an equidigital number, since it uses as much as digits as its factorization.

13503130503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95766933.

The product of its (nonzero) digits is 2025, while the sum is 24.

The spelling of 13503130503 in words is "thirteen billion, five hundred three million, one hundred thirty thousand, five hundred three".