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BaseRepresentation
bin10010111100001
3111022011
42113201
5302242
6112521
740162
oct22741
914264
109697
117316
125741
13454c
143769
152d17
hex25e1

9697 has 2 divisors, whose sum is σ = 9698. Its totient is φ = 9696.

The previous prime is 9689. The next prime is 9719. The reversal of 9697 is 7969.

9697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6561 + 3136 = 81^2 + 56^2 .

It is a cyclic number.

It is not a de Polignac number, because 9697 - 23 = 9689 is a prime.

It is a d-powerful number, because it can be written as 93 + 94 + 6 + 74 .

It is not a weakly prime, because it can be changed into another prime (9677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4848 + 4849.

It is an arithmetic number, because the mean of its divisors is an integer number (4849).

29697 is an apocalyptic number.

It is an amenable number.

9697 is a deficient number, since it is larger than the sum of its proper divisors (1).

9697 is an equidigital number, since it uses as much as digits as its factorization.

9697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3402, while the sum is 31.

The square root of 9697 is about 98.4733466477. The cubic root of 9697 is about 21.3245134982.

Subtracting from 9697 its reverse (7969), we obtain a cube (1728 = 123).

The spelling of 9697 in words is "nine thousand, six hundred ninety-seven".