1097717 has 2 divisors, whose sum is σ = 1097718. Its totient is φ = 1097716.

The previous prime is 1097711. The next prime is 1097729. The reversal of 1097717 is 7177901.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1069156 + 28561 = 1034^2 + 169^2 .

It is a cyclic number.

It is not a de Polignac number, because 1097717 - 2⁶ = 1097653 is a prime.

It is a super-2 number, since 2×1097717² = 2409965224178, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1097711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 548858 + 548859.

It is an arithmetic number, because the mean of its divisors is an integer number (548859).

2^1097717 is an apocalyptic number.

It is an amenable number.

1097717 is a deficient number, since it is larger than the sum of its proper divisors (1).

1097717 is an equidigital number, since it uses as much as digits as its factorization.

1097717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3087, while the sum is 32.

The square root of 1097717 is about 1047.7199053182. The cubic root of 1097717 is about 103.1565470671.

The spelling of 1097717 in words is "one million, ninety-seven thousand, seven hundred seventeen".