12116449 has 2 divisors, whose sum is σ = 12116450.
Its totient is φ = 12116448.
The previous prime is 12116431. The next prime is 12116453. The reversal of 12116449 is 94461121.
12116449 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., 12006225 + 110224 = 3465^2 + 332^2
It is a cyclic number.
It is not a de Polignac number, because 12116449 - 215 = 12083681 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (12116479) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6058224 + 6058225.
It is an arithmetic number, because the mean of its divisors is an integer number (6058225).
Almost surely, 212116449 is an apocalyptic number.
It is an amenable number.
12116449 is a deficient number, since it is larger than the sum of its proper divisors (1).
12116449 is an equidigital number, since it uses as much as digits as its factorization.
12116449 is an evil number, because the sum of its binary digits is even.
The product of its digits is 1728, while the sum is 28.
The square root of 12116449 is about 3480.8690006951.
The cubic root of 12116449 is about 229.6810260165.
The spelling of 12116449 in words is "twelve million, one hundred sixteen thousand, four hundred forty-nine".