1001317 has 4 divisors (see below), whose sum is σ = 1060236. Its totient is φ = 942400.

The previous prime is 1001311. The next prime is 1001321. The reversal of 1001317 is 7131001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 370881 + 630436 = 609^2 + 794^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001317 - 2¹¹ = 999269 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1001297 and 1001306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29434 + ... + 29467.

It is an arithmetic number, because the mean of its divisors is an integer number (265059).

2^1001317 is an apocalyptic number.

1001317 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1001317 is a deficient number, since it is larger than the sum of its proper divisors (58919).

1001317 is an equidigital number, since it uses as much as digits as its factorization.

1001317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58918.

The product of its (nonzero) digits is 21, while the sum is 13.

The square root of 1001317 is about 1000.6582833315. The cubic root of 1001317 is about 100.0438807420.

Adding to 1001317 its reverse (7131001), we get a palindrome (8132318).

The spelling of 1001317 in words is "one million, one thousand, three hundred seventeen".