1283317 has 8 divisors (see below), whose sum is σ = 1544000. Its totient is φ = 1041984.

The previous prime is 1283297. The next prime is 1283323. The reversal of 1283317 is 7133821.

1283317 = T₃₅₈ + T₃₅₉ + ... + T₃₇₆.

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 1283317 - 2¹⁹ = 759029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1283291 and 1283300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1283017) 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, 4692 + ... + 4957.

It is an arithmetic number, because the mean of its divisors is an integer number (193000).

2^1283317 is an apocalyptic number.

It is an amenable number.

1283317 is a deficient number, since it is larger than the sum of its proper divisors (260683).

1283317 is an equidigital number, since it uses as much as digits as its factorization.

1283317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9675.

The product of its digits is 1008, while the sum is 25.

The square root of 1283317 is about 1132.8358221737. The cubic root of 1283317 is about 108.6704125490.

It can be divided in two parts, 1283 and 317, that added together give a square (1600 = 40²).

The spelling of 1283317 in words is "one million, two hundred eighty-three thousand, three hundred seventeen".