4142043321 has 16 divisors (see below), whose sum is σ = 5956835136. Its totient is φ = 2544970176.

The previous prime is 4142043317. The next prime is 4142043361. The reversal of 4142043321 is 1233402414.

It is not a de Polignac number, because 4142043321 - 2² = 4142043317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4142043291 and 4142043300.

It is not an unprimeable number, because it can be changed into a prime (4142043361) 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 in 15 ways as a sum of consecutive naturals, for example, 57510 + ... + 107663.

It is an arithmetic number, because the mean of its divisors is an integer number (372302196).

Almost surely, 2^4142043321 is an apocalyptic number.

It is an amenable number.

4142043321 is a deficient number, since it is larger than the sum of its proper divisors (1814791815).

4142043321 is a wasteful number, since it uses less digits than its factorization.

4142043321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165832.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 4142043321 is about 64358.7081986579. The cubic root of 4142043321 is about 1605.9728991403.

Adding to 4142043321 its reverse (1233402414), we get a palindrome (5375445735).

The spelling of 4142043321 in words is "four billion, one hundred forty-two million, forty-three thousand, three hundred twenty-one".