43430234132 has 12 divisors (see below), whose sum is σ = 76016978100. Its totient is φ = 21711097536.

The previous prime is 43430234131. The next prime is 43430234147. The reversal of 43430234132 is 23143203434.

It can be written as a sum of positive squares in 2 ways, for example, as 16963499536 + 26466734596 = 130244^2 + 162686^2 .

It is a junction number, because it is equal to n+sod(n) for n = 43430234095 and 43430234104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43430234131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 980507 + ... + 1023842.

It is an arithmetic number, because the mean of its divisors is an integer number (6334748175).

Almost surely, 2^43430234132 is an apocalyptic number.

It is an amenable number.

43430234132 is a deficient number, since it is larger than the sum of its proper divisors (32586743968).

43430234132 is a wasteful number, since it uses less digits than its factorization.

43430234132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2009770 (or 2009768 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 43430234132 its reverse (23143203434), we get a palindrome (66573437566).

The spelling of 43430234132 in words is "forty-three billion, four hundred thirty million, two hundred thirty-four thousand, one hundred thirty-two".