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12095197 is a prime number
BaseRepresentation
bin101110001000…
…111011011101
3211202111111021
4232020323131
511044021242
61111124141
7204543652
oct56107335
924674437
1012095197
116911334
124073651
13267642a
14186bc29
1510ddb67
hexb88edd

12095197 has 2 divisors, whose sum is σ = 12095198. Its totient is φ = 12095196.

The previous prime is 12095179. The next prime is 12095201. The reversal of 12095197 is 79159021.

Together with previous prime (12095179) 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., 7958041 + 4137156 = 2821^2 + 2034^2 .

It is a cyclic number.

It is not a de Polignac number, because 12095197 - 211 = 12093149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12095597) 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, 6047598 + 6047599.

It is an arithmetic number, because the mean of its divisors is an integer number (6047599).

Almost surely, 212095197 is an apocalyptic number.

It is an amenable number.

12095197 is a deficient number, since it is larger than the sum of its proper divisors (1).

12095197 is an equidigital number, since it uses as much as digits as its factorization.

12095197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 34.

The square root of 12095197 is about 3477.8149749519. The cubic root of 12095197 is about 229.5466621783.

The spelling of 12095197 in words is "twelve million, ninety-five thousand, one hundred ninety-seven".