12098189 has 2 divisors, whose sum is σ = 12098190. Its totient is φ = 12098188.

The previous prime is 12098173. The next prime is 12098201. The reversal of 12098189 is 98189021.

12098189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9796900 + 2301289 = 3130^2 + 1517^2 .

It is a cyclic number.

It is not a de Polignac number, because 12098189 - 2⁴ = 12098173 is a prime.

It is a plaindrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12098159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6049094 + 6049095.

It is an arithmetic number, because the mean of its divisors is an integer number (6049095).

Almost surely, 2^12098189 is an apocalyptic number.

It is an amenable number.

12098189 is a deficient number, since it is larger than the sum of its proper divisors (1).

12098189 is an equidigital number, since it uses as much as digits as its factorization.

12098189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 38.

The square root of 12098189 is about 3478.2451034969. The cubic root of 12098189 is about 229.5655883407.

The spelling of 12098189 in words is "twelve million, ninety-eight thousand, one hundred eighty-nine".