12052279 has 2 divisors, whose sum is σ = 12052280. Its totient is φ = 12052278.

The previous prime is 12052259. The next prime is 12052283. The reversal of 12052279 is 97225021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12052279 - 2⁷ = 12052151 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12052219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6026139 + 6026140.

It is an arithmetic number, because the mean of its divisors is an integer number (6026140).

Almost surely, 2^12052279 is an apocalyptic number.

12052279 is a deficient number, since it is larger than the sum of its proper divisors (1).

12052279 is an equidigital number, since it uses as much as digits as its factorization.

12052279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 12052279 is about 3471.6392381698. The cubic root of 12052279 is about 229.2748363981.

The spelling of 12052279 in words is "twelve million, fifty-two thousand, two hundred seventy-nine".