1316137503 has 8 divisors (see below), whose sum is σ = 1755111600. Its totient is φ = 877294208.

The previous prime is 1316137489. The next prime is 1316137517. The reversal of 1316137503 is 3057316131.

It is an interprime number because it is at equal distance from previous prime (1316137489) and next prime (1316137517).

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

It is a cyclic number.

It is not a de Polignac number, because 1316137503 - 2²⁰ = 1315088927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316137553) 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, 6138 + ... + 51671.

It is an arithmetic number, because the mean of its divisors is an integer number (219388950).

Almost surely, 2^1316137503 is an apocalyptic number.

1316137503 is a deficient number, since it is larger than the sum of its proper divisors (438974097).

1316137503 is an equidigital number, since it uses as much as digits as its factorization.

1316137503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65401.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 1316137503 is about 36278.6094413774. The cubic root of 1316137503 is about 1095.8903132167.

The spelling of 1316137503 in words is "one billion, three hundred sixteen million, one hundred thirty-seven thousand, five hundred three".