43000131143 has 8 divisors (see below), whose sum is σ = 47925843120. Its totient is φ = 38340673920.

The previous prime is 43000131131. The next prime is 43000131191. The reversal of 43000131143 is 34113100034.

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

It is not a de Polignac number, because 43000131143 - 2²⁴ = 42983353927 is a prime.

It is a super-2 number, since 2×43000131143² (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 (43000131743) 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, 66563348 + ... + 66563993.

It is an arithmetic number, because the mean of its divisors is an integer number (5990730390).

Almost surely, 2^43000131143 is an apocalyptic number.

43000131143 is a deficient number, since it is larger than the sum of its proper divisors (4925711977).

43000131143 is a wasteful number, since it uses less digits than its factorization.

43000131143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133127377.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 43000131143 its reverse (34113100034), we get a palindrome (77113231177).

The spelling of 43000131143 in words is "forty-three billion, one hundred thirty-one thousand, one hundred forty-three".