43004120434 has 24 divisors (see below), whose sum is σ = 71117830224. Its totient is φ = 19488235800.

The previous prime is 43004120429. The next prime is 43004120473. The reversal of 43004120434 is 43402140034.

43004120434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 43004120399 and 43004120408.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188332 + ... + 348535.

It is an arithmetic number, because the mean of its divisors is an integer number (2963242926).

Almost surely, 2^43004120434 is an apocalyptic number.

43004120434 is a deficient number, since it is larger than the sum of its proper divisors (28113709790).

43004120434 is a wasteful number, since it uses less digits than its factorization.

43004120434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537222 (or 537211 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 43004120434 its reverse (43402140034), we get a palindrome (86406260468).

The spelling of 43004120434 in words is "forty-three billion, four million, one hundred twenty thousand, four hundred thirty-four".