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12097097 is a prime number
BaseRepresentation
bin101110001001…
…011001001001
3211202121002122
4232021121021
511044101342
61111141025
7204552335
oct56113111
924677078
1012097097
116912801
124074775
13267725c
14186c7c5
1510de4d2
hexb89649

12097097 has 2 divisors, whose sum is σ = 12097098. Its totient is φ = 12097096.

The previous prime is 12097079. The next prime is 12097109. The reversal of 12097097 is 79079021.

Together with previous prime (12097079) 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., 11723776 + 373321 = 3424^2 + 611^2 .

It is a cyclic number.

It is not a de Polignac number, because 12097097 - 216 = 12031561 is a prime.

It is not a weakly prime, because it can be changed into another prime (12097027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6048548 + 6048549.

It is an arithmetic number, because the mean of its divisors is an integer number (6048549).

Almost surely, 212097097 is an apocalyptic number.

It is an amenable number.

12097097 is a deficient number, since it is larger than the sum of its proper divisors (1).

12097097 is an equidigital number, since it uses as much as digits as its factorization.

12097097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7938, while the sum is 35.

The square root of 12097097 is about 3478.0881242430. The cubic root of 12097097 is about 229.5586811591.

The spelling of 12097097 in words is "twelve million, ninety-seven thousand, ninety-seven".