1368617 has 2 divisors, whose sum is σ = 1368618. Its totient is φ = 1368616.

The previous prime is 1368599. The next prime is 1368643. The reversal of 1368617 is 7168631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 891136 + 477481 = 944^2 + 691^2 .

It is an emirp because it is prime and its reverse (7168631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1368617 - 2¹⁰ = 1367593 is a prime.

It is a super-3 number, since 3×1368617³ = 7690720801219623339, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (1364617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684308 + 684309.

It is an arithmetic number, because the mean of its divisors is an integer number (684309).

2^1368617 is an apocalyptic number.

It is an amenable number.

1368617 is a deficient number, since it is larger than the sum of its proper divisors (1).

1368617 is an equidigital number, since it uses as much as digits as its factorization.

1368617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 32.

The square root of 1368617 is about 1169.8790535778. The cubic root of 1368617 is about 111.0266689160.

The spelling of 1368617 in words is "one million, three hundred sixty-eight thousand, six hundred seventeen".