12116453 has 2 divisors, whose sum is σ = 12116454. Its totient is φ = 12116452.

The previous prime is 12116449. The next prime is 12116473. The reversal of 12116453 is 35461121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10355524 + 1760929 = 3218^2 + 1327^2 .

It is a cyclic number.

It is not a de Polignac number, because 12116453 - 2² = 12116449 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12116413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6058226 + 6058227.

It is an arithmetic number, because the mean of its divisors is an integer number (6058227).

Almost surely, 2^12116453 is an apocalyptic number.

It is an amenable number.

12116453 is a deficient number, since it is larger than the sum of its proper divisors (1).

12116453 is an equidigital number, since it uses as much as digits as its factorization.

12116453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720, while the sum is 23.

The square root of 12116453 is about 3480.8695752642. The cubic root of 12116453 is about 229.6810512913.

Adding to 12116453 its reverse (35461121), we get a palindrome (47577574).

The spelling of 12116453 in words is "twelve million, one hundred sixteen thousand, four hundred fifty-three".