12134449 has 2 divisors, whose sum is σ = 12134450. Its totient is φ = 12134448.

The previous prime is 12134431. The next prime is 12134453. The reversal of 12134449 is 94443121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10284849 + 1849600 = 3207^2 + 1360^2 .

It is an emirp because it is prime and its reverse (94443121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12134449 - 2⁵ = 12134417 is a prime.

It is not a weakly prime, because it can be changed into another prime (12134429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6067224 + 6067225.

It is an arithmetic number, because the mean of its divisors is an integer number (6067225).

Almost surely, 2^12134449 is an apocalyptic number.

It is an amenable number.

12134449 is a deficient number, since it is larger than the sum of its proper divisors (1).

12134449 is an equidigital number, since it uses as much as digits as its factorization.

12134449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 28.

The square root of 12134449 is about 3483.4536023894. The cubic root of 12134449 is about 229.7947065427.

The spelling of 12134449 in words is "twelve million, one hundred thirty-four thousand, four hundred forty-nine".