1317617 has 8 divisors (see below), whose sum is σ = 1542912. Its totient is φ = 1101600.

The previous prime is 1317599. The next prime is 1317629. The reversal of 1317617 is 7167131.

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 1317617 - 2⁶ = 1317553 is a prime.

It is a super-2 number, since 2×1317617² = 3472229117378, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1317677) 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, 2009 + ... + 2582.

It is an arithmetic number, because the mean of its divisors is an integer number (192864).

2^1317617 is an apocalyptic number.

It is an amenable number.

1317617 is a deficient number, since it is larger than the sum of its proper divisors (225295).

1317617 is an equidigital number, since it uses as much as digits as its factorization.

1317617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4639.

The product of its digits is 882, while the sum is 26.

The square root of 1317617 is about 1147.8749931939. The cubic root of 1317617 is about 109.6300796992.

The spelling of 1317617 in words is "one million, three hundred seventeen thousand, six hundred seventeen".