43105453136125 has 16 divisors (see below), whose sum is σ = 53795945339136. Its totient is φ = 34484144672400.

The previous prime is 43105453136117. The next prime is 43105453136159. The reversal of 43105453136125 is 52163135450134.

It is not a de Polignac number, because 43105453136125 - 2³ = 43105453136117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20479624 + ... + 22486126.

It is an arithmetic number, because the mean of its divisors is an integer number (3362246583696).

Almost surely, 2^{43105453136125} is an apocalyptic number.

It is an amenable number.

43105453136125 is a deficient number, since it is larger than the sum of its proper divisors (10690492203011).

43105453136125 is a wasteful number, since it uses less digits than its factorization.

43105453136125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2178381 (or 2178371 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 43.

Adding to 43105453136125 its reverse (52163135450134), we get a palindrome (95268588586259).

The spelling of 43105453136125 in words is "forty-three trillion, one hundred five billion, four hundred fifty-three million, one hundred thirty-six thousand, one hundred twenty-five".