1316563300503 has 48 divisors (see below), whose sum is σ = 2101168397952. Its totient is φ = 787738200000.

The previous prime is 1316563300501. The next prime is 1316563300537. The reversal of 1316563300503 is 3050033656131.

1316563300503 is a `hidden beast` number, since 1 + 3 + 1 + 65 + 63 + 30 + 0 + 503 = 666.

It is not a de Polignac number, because 1316563300503 - 2¹ = 1316563300501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316563300501) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3279928 + ... + 3659378.

It is an arithmetic number, because the mean of its divisors is an integer number (43774341624).

Almost surely, 2^{1316563300503} is an apocalyptic number.

1316563300503 is a deficient number, since it is larger than the sum of its proper divisors (784605097449).

1316563300503 is a wasteful number, since it uses less digits than its factorization.

1316563300503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379916 (or 379913 counting only the distinct ones).

The product of its (nonzero) digits is 72900, while the sum is 36.

Adding to 1316563300503 its reverse (3050033656131), we get a palindrome (4366596956634).

The spelling of 1316563300503 in words is "one trillion, three hundred sixteen billion, five hundred sixty-three million, three hundred thousand, five hundred three".