1317293 has 8 divisors (see below), whose sum is σ = 1360800. Its totient is φ = 1274608.

The previous prime is 1317271. The next prime is 1317299. The reversal of 1317293 is 3927131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1317293 - 2⁶ = 1317229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1317299) 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, 4763 + ... + 5031.

It is an arithmetic number, because the mean of its divisors is an integer number (170100).

2^1317293 is an apocalyptic number.

It is an amenable number.

1317293 is a deficient number, since it is larger than the sum of its proper divisors (43507).

1317293 is an equidigital number, since it uses as much as digits as its factorization.

1317293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411.

The product of its digits is 1134, while the sum is 26.

The square root of 1317293 is about 1147.7338541665. The cubic root of 1317293 is about 109.6210930064.

It can be divided in two parts, 1317 and 293, that multiplied together give a triangular number (385881 = T₈₇₈).

The spelling of 1317293 in words is "one million, three hundred seventeen thousand, two hundred ninety-three".