43040412105 has 16 divisors (see below), whose sum is σ = 68867649600. Its totient is φ = 22953889728.

The previous prime is 43040412083. The next prime is 43040412113. The reversal of 43040412105 is 50121404034.

It is not a de Polignac number, because 43040412105 - 2¹⁰ = 43040411081 is a prime.

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, 410346 + ... + 504444.

It is an arithmetic number, because the mean of its divisors is an integer number (4304228100).

Almost surely, 2^43040412105 is an apocalyptic number.

It is an amenable number.

43040412105 is a deficient number, since it is larger than the sum of its proper divisors (25827237495).

43040412105 is a wasteful number, since it uses less digits than its factorization.

43040412105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124600.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 43040412105 its reverse (50121404034), we get a palindrome (93161816139).

The spelling of 43040412105 in words is "forty-three billion, forty million, four hundred twelve thousand, one hundred five".