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197610097 is a prime number
BaseRepresentation
bin10111100011101…
…00101001110001
3111202211122002111
423301310221301
5401042010342
631335245321
74616441506
oct1361645161
9452748074
10197610097
11a1600433
1256219841
1331c2b569
141c35d4ad
1512536217
hexbc74a71

197610097 has 2 divisors, whose sum is σ = 197610098. Its totient is φ = 197610096.

The previous prime is 197610079. The next prime is 197610103. The reversal of 197610097 is 790016791.

Together with previous prime (197610079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120099681 + 77510416 = 10959^2 + 8804^2 .

It is a cyclic number.

It is not a de Polignac number, because 197610097 - 211 = 197608049 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (197610797) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98805048 + 98805049.

It is an arithmetic number, because the mean of its divisors is an integer number (98805049).

Almost surely, 2197610097 is an apocalyptic number.

It is an amenable number.

197610097 is a deficient number, since it is larger than the sum of its proper divisors (1).

197610097 is an equidigital number, since it uses as much as digits as its factorization.

197610097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23814, while the sum is 40.

The square root of 197610097 is about 14057.3858522842. The cubic root of 197610097 is about 582.4648343387.

The spelling of 197610097 in words is "one hundred ninety-seven million, six hundred ten thousand, ninety-seven".