12097109 has 2 divisors, whose sum is σ = 12097110. Its totient is φ = 12097108.

The previous prime is 12097097. The next prime is 12097121. The reversal of 12097109 is 90179021.

12097109 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (12097097) and next prime (12097121).

It can be written as a sum of positive squares in only one way, i.e., 12096484 + 625 = 3478^2 + 25^2 .

It is a cyclic number.

It is not a de Polignac number, because 12097109 - 2¹² = 12093013 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12097159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6048554 + 6048555.

It is an arithmetic number, because the mean of its divisors is an integer number (6048555).

Almost surely, 2^12097109 is an apocalyptic number.

It is an amenable number.

12097109 is a deficient number, since it is larger than the sum of its proper divisors (1).

12097109 is an equidigital number, since it uses as much as digits as its factorization.

12097109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 29.

The square root of 12097109 is about 3478.0898493282. The cubic root of 12097109 is about 229.5587570645.

The spelling of 12097109 in words is "twelve million, ninety-seven thousand, one hundred nine".