12189337 has 2 divisors, whose sum is σ = 12189338. Its totient is φ = 12189336.

The previous prime is 12189299. The next prime is 12189343. The reversal of 12189337 is 73398121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11451456 + 737881 = 3384^2 + 859^2 .

It is a cyclic number.

It is not a de Polignac number, because 12189337 - 2¹¹ = 12187289 is a prime.

It is not a weakly prime, because it can be changed into another prime (12159337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6094668 + 6094669.

It is an arithmetic number, because the mean of its divisors is an integer number (6094669).

Almost surely, 2^12189337 is an apocalyptic number.

It is an amenable number.

12189337 is a deficient number, since it is larger than the sum of its proper divisors (1).

12189337 is an equidigital number, since it uses as much as digits as its factorization.

12189337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 34.

The square root of 12189337 is about 3491.3231016335. The cubic root of 12189337 is about 230.1406637975.

The spelling of 12189337 in words is "twelve million, one hundred eighty-nine thousand, three hundred thirty-seven".