4414142021 has 4 divisors (see below), whose sum is σ = 4673797452. Its totient is φ = 4154486592.

The previous prime is 4414142009. The next prime is 4414142059. The reversal of 4414142021 is 1202414144.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3336333121 + 1077808900 = 57761^2 + 32830^2 .

It is a cyclic number.

It is not a de Polignac number, because 4414142021 - 2²⁶ = 4347033157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4414142321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129827690 + ... + 129827723.

It is an arithmetic number, because the mean of its divisors is an integer number (1168449363).

Almost surely, 2^4414142021 is an apocalyptic number.

It is an amenable number.

4414142021 is a deficient number, since it is larger than the sum of its proper divisors (259655431).

4414142021 is a wasteful number, since it uses less digits than its factorization.

4414142021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259655430.

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 4414142021 is about 66439.0097834096. The cubic root of 4414142021 is about 1640.3962483189.

Adding to 4414142021 its reverse (1202414144), we get a palindrome (5616556165).

The spelling of 4414142021 in words is "four billion, four hundred fourteen million, one hundred forty-two thousand, twenty-one".