1315165503 has 16 divisors (see below), whose sum is σ = 1846627200. Its totient is φ = 830279520.

The previous prime is 1315165493. The next prime is 1315165513. The reversal of 1315165503 is 3055615131.

It is an interprime number because it is at equal distance from previous prime (1315165493) and next prime (1315165513).

It is not a de Polignac number, because 1315165503 - 2²⁹ = 778294591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315165513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226213 + ... + 231953.

It is an arithmetic number, because the mean of its divisors is an integer number (115414200).

Almost surely, 2^1315165503 is an apocalyptic number.

1315165503 is a deficient number, since it is larger than the sum of its proper divisors (531461697).

1315165503 is a wasteful number, since it uses less digits than its factorization.

1315165503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9782.

The product of its (nonzero) digits is 6750, while the sum is 30.

The square root of 1315165503 is about 36265.2106432597. The cubic root of 1315165503 is about 1095.6204661031.

The spelling of 1315165503 in words is "one billion, three hundred fifteen million, one hundred sixty-five thousand, five hundred three".