12052129 has 2 divisors, whose sum is σ = 12052130. Its totient is φ = 12052128.

The previous prime is 12052127. The next prime is 12052151. The reversal of 12052129 is 92125021.

12052129 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (12052151) can be obtained adding 12052129 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9935104 + 2117025 = 3152^2 + 1455^2 .

It is an emirp because it is prime and its reverse (92125021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12052129 - 2¹ = 12052127 is a prime.

Together with 12052127, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12052123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6026064 + 6026065.

It is an arithmetic number, because the mean of its divisors is an integer number (6026065).

Almost surely, 2^12052129 is an apocalyptic number.

It is an amenable number.

12052129 is a deficient number, since it is larger than the sum of its proper divisors (1).

12052129 is an equidigital number, since it uses as much as digits as its factorization.

12052129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 12052129 is about 3471.6176344753. The cubic root of 12052129 is about 229.2738852262.

The spelling of 12052129 in words is "twelve million, fifty-two thousand, one hundred twenty-nine".