43421313141 has 32 divisors (see below), whose sum is σ = 65388960000. Its totient is φ = 28473833664.

The previous prime is 43421313059. The next prime is 43421313191. The reversal of 43421313141 is 14131312434.

43421313141 is a `hidden beast` number, since 4 + 342 + 1 + 3 + 1 + 314 + 1 = 666.

It is not a de Polignac number, because 43421313141 - 2⁹ = 43421312629 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43421313191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 361975 + ... + 466763.

It is an arithmetic number, because the mean of its divisors is an integer number (2043405000).

Almost surely, 2^43421313141 is an apocalyptic number.

It is an amenable number.

43421313141 is a deficient number, since it is larger than the sum of its proper divisors (21967646859).

43421313141 is a wasteful number, since it uses less digits than its factorization.

43421313141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105050 (or 105044 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

Adding to 43421313141 its reverse (14131312434), we get a palindrome (57552625575).

The spelling of 43421313141 in words is "forty-three billion, four hundred twenty-one million, three hundred thirteen thousand, one hundred forty-one".