1317318 has 16 divisors (see below), whose sum is σ = 2651376. Its totient is φ = 436320.

The previous prime is 1317317. The next prime is 1317319. The reversal of 1317318 is 8137131.

It is an interprime number because it is at equal distance from previous prime (1317317) and next prime (1317319).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1317317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 480 + ... + 1692.

It is an arithmetic number, because the mean of its divisors is an integer number (165711).

2^1317318 is an apocalyptic number.

1317318 is an abundant number, since it is smaller than the sum of its proper divisors (1334058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1317318 is a wasteful number, since it uses less digits than its factorization.

1317318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1399.

The product of its digits is 504, while the sum is 24.

The square root of 1317318 is about 1147.7447451415. The cubic root of 1317318 is about 109.6217864765.

The spelling of 1317318 in words is "one million, three hundred seventeen thousand, three hundred eighteen".