1317268 has 6 divisors (see below), whose sum is σ = 2305226. Its totient is φ = 658632.

The previous prime is 1317259. The next prime is 1317271. The reversal of 1317268 is 8627131.

It can be written as a sum of positive squares in only one way, i.e., 824464 + 492804 = 908^2 + 702^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164655 + ... + 164662.

2^1317268 is an apocalyptic number.

It is an amenable number.

1317268 is a deficient number, since it is larger than the sum of its proper divisors (987958).

1317268 is a wasteful number, since it uses less digits than its factorization.

1317268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329321 (or 329319 counting only the distinct ones).

The product of its digits is 2016, while the sum is 28.

The square root of 1317268 is about 1147.7229630882. The cubic root of 1317268 is about 109.6203995275.

The spelling of 1317268 in words is "one million, three hundred seventeen thousand, two hundred sixty-eight".