1317314825 has 24 divisors (see below), whose sum is σ = 1695665280. Its totient is φ = 1014465600.

The previous prime is 1317314807. The next prime is 1317314863. The reversal of 1317314825 is 5284137131.

It is not a de Polignac number, because 1317314825 - 2⁸ = 1317314569 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62486 + ... + 80864.

It is an arithmetic number, because the mean of its divisors is an integer number (70652720).

Almost surely, 2^1317314825 is an apocalyptic number.

It is an amenable number.

1317314825 is a deficient number, since it is larger than the sum of its proper divisors (378350455).

1317314825 is a wasteful number, since it uses less digits than its factorization.

1317314825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18497 (or 18492 counting only the distinct ones).

The product of its digits is 20160, while the sum is 35.

The square root of 1317314825 is about 36294.8319323840. The cubic root of 1317314825 is about 1096.2169840628.

The spelling of 1317314825 in words is "one billion, three hundred seventeen million, three hundred fourteen thousand, eight hundred twenty-five".