13315516503 has 8 divisors (see below), whose sum is σ = 17755450608. Its totient is φ = 8876296704.

The previous prime is 13315516481. The next prime is 13315516519. The reversal of 13315516503 is 30561551331.

13315516503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13315516503 - 2²⁴ = 13298739287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13315516553) 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 7 ways as a sum of consecutive naturals, for example, 133450 + ... + 210807.

It is an arithmetic number, because the mean of its divisors is an integer number (2219431326).

Almost surely, 2^13315516503 is an apocalyptic number.

13315516503 is a deficient number, since it is larger than the sum of its proper divisors (4439934105).

13315516503 is a wasteful number, since it uses less digits than its factorization.

13315516503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357153.

The product of its (nonzero) digits is 20250, while the sum is 33.

The spelling of 13315516503 in words is "thirteen billion, three hundred fifteen million, five hundred sixteen thousand, five hundred three".