43142021141 has 8 divisors (see below), whose sum is σ = 43212406560. Its totient is φ = 43071669648.

The previous prime is 43142021057. The next prime is 43142021159. The reversal of 43142021141 is 14112024134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43142021141 - 2²⁶ = 43074912277 is a prime.

It is a super-2 number, since 2×43142021141² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43142021161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3975575 + ... + 3986411.

It is an arithmetic number, because the mean of its divisors is an integer number (5401550820).

Almost surely, 2^43142021141 is an apocalyptic number.

It is an amenable number.

43142021141 is a deficient number, since it is larger than the sum of its proper divisors (70385419).

43142021141 is a wasteful number, since it uses less digits than its factorization.

43142021141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16963.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 43142021141 its reverse (14112024134), we get a palindrome (57254045275).

The spelling of 43142021141 in words is "forty-three billion, one hundred forty-two million, twenty-one thousand, one hundred forty-one".