43053443429 has 4 divisors (see below), whose sum is σ = 43056338784. Its totient is φ = 43050548076.

The previous prime is 43053443399. The next prime is 43053443441. The reversal of 43053443429 is 92434435034.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43053443429 - 2²⁴ = 43036666213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43053443729) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1425257 + ... + 1455150.

It is an arithmetic number, because the mean of its divisors is an integer number (10764084696).

Almost surely, 2^43053443429 is an apocalyptic number.

It is an amenable number.

43053443429 is a deficient number, since it is larger than the sum of its proper divisors (2895355).

43053443429 is a wasteful number, since it uses less digits than its factorization.

43053443429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2895354.

The product of its (nonzero) digits is 622080, while the sum is 41.

The spelling of 43053443429 in words is "forty-three billion, fifty-three million, four hundred forty-three thousand, four hundred twenty-nine".