1317105 has 12 divisors (see below), whose sum is σ = 2283060. Its totient is φ = 702432.

The previous prime is 1317091. The next prime is 1317119. The reversal of 1317105 is 5017131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1317091) and next prime (1317119).

It can be written as a sum of positive squares in 2 ways, for example, as 651249 + 665856 = 807^2 + 816^2 .

It is not a de Polignac number, because 1317105 - 2⁹ = 1316593 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14590 + ... + 14679.

It is an arithmetic number, because the mean of its divisors is an integer number (190255).

2^1317105 is an apocalyptic number.

1317105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1317105 is a deficient number, since it is larger than the sum of its proper divisors (965955).

1317105 is a wasteful number, since it uses less digits than its factorization.

1317105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29280 (or 29277 counting only the distinct ones).

The product of its (nonzero) digits is 105, while the sum is 18.

The square root of 1317105 is about 1147.6519507237. The cubic root of 1317105 is about 109.6158778300.

The spelling of 1317105 in words is "one million, three hundred seventeen thousand, one hundred five".