43131240034 has 16 divisors (see below), whose sum is σ = 65773429056. Its totient is φ = 21208294800.

The previous prime is 43131240029. The next prime is 43131240043. The reversal of 43131240034 is 43004213134.

It is a junction number, because it is equal to n+sod(n) for n = 43131239990 and 43131240008.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326172 + ... + 438919.

It is an arithmetic number, because the mean of its divisors is an integer number (4110839316).

Almost surely, 2^43131240034 is an apocalyptic number.

43131240034 is a deficient number, since it is larger than the sum of its proper divisors (22642189022).

43131240034 is a wasteful number, since it uses less digits than its factorization.

43131240034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765561.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 43131240034 its reverse (43004213134), we get a palindrome (86135453168).

The spelling of 43131240034 in words is "forty-three billion, one hundred thirty-one million, two hundred forty thousand, thirty-four".