4042129 has 16 divisors (see below), whose sum is σ = 5095552. Its totient is φ = 3120768.

The previous prime is 4042111. The next prime is 4042153. The reversal of 4042129 is 9212404.

4042129 is nontrivially palindromic in base 12.

It is not a de Polignac number, because 4042129 - 2⁵ = 4042097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4042429) 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 in 15 ways as a sum of consecutive naturals, for example, 3397 + ... + 4429.

It is an arithmetic number, because the mean of its divisors is an integer number (318472).

Almost surely, 2^4042129 is an apocalyptic number.

It is an amenable number.

4042129 is a deficient number, since it is larger than the sum of its proper divisors (1053423).

4042129 is a wasteful number, since it uses less digits than its factorization.

4042129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 4042129 is about 2010.5046630137. The cubic root of 4042129 is about 159.2954568597.

The spelling of 4042129 in words is "four million, forty-two thousand, one hundred twenty-nine".