2182129 has 2 divisors, whose sum is σ = 2182130. Its totient is φ = 2182128.

The previous prime is 2182109. The next prime is 2182133. The reversal of 2182129 is 9212812.

2182129 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., 1904400 + 277729 = 1380^2 + 527^2 .

It is a cyclic number.

It is not a de Polignac number, because 2182129 - 2⁵ = 2182097 is a prime.

It is not a weakly prime, because it can be changed into another prime (2182109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1091064 + 1091065.

It is an arithmetic number, because the mean of its divisors is an integer number (1091065).

2^2182129 is an apocalyptic number.

It is an amenable number.

2182129 is a deficient number, since it is larger than the sum of its proper divisors (1).

2182129 is an equidigital number, since it uses as much as digits as its factorization.

2182129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 25.

The square root of 2182129 is about 1477.2031004571. The cubic root of 2182129 is about 129.7060220993.

The spelling of 2182129 in words is "two million, one hundred eighty-two thousand, one hundred twenty-nine".