1317352163 has 4 divisors (see below), whose sum is σ = 1374628368. Its totient is φ = 1260075960.

The previous prime is 1317352129. The next prime is 1317352189. The reversal of 1317352163 is 3612537131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1317352163 - 2⁸ = 1317351907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1317352103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28638068 + ... + 28638113.

It is an arithmetic number, because the mean of its divisors is an integer number (343657092).

Almost surely, 2^1317352163 is an apocalyptic number.

1317352163 is a deficient number, since it is larger than the sum of its proper divisors (57276205).

1317352163 is an equidigital number, since it uses as much as digits as its factorization.

1317352163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57276204.

The product of its digits is 11340, while the sum is 32.

The square root of 1317352163 is about 36295.3462994913. The cubic root of 1317352163 is about 1096.2273410309.

Adding to 1317352163 its reverse (3612537131), we get a palindrome (4929889294).

The spelling of 1317352163 in words is "one billion, three hundred seventeen million, three hundred fifty-two thousand, one hundred sixty-three".