43034554442161 has 4 divisors (see below), whose sum is σ = 43046213767024. Its totient is φ = 43022895117300.

The previous prime is 43034554442141. The next prime is 43034554442207. The reversal of 43034554442161 is 16124445543034.

It is a happy number.

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 43034554442161 - 2⁵ = 43034554442129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43034554442141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5829656895 + ... + 5829664276.

It is an arithmetic number, because the mean of its divisors is an integer number (10761553441756).

Almost surely, 2^{43034554442161} is an apocalyptic number.

It is an amenable number.

43034554442161 is a deficient number, since it is larger than the sum of its proper divisors (11659324863).

43034554442161 is a wasteful number, since it uses less digits than its factorization.

43034554442161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11659324862.

The product of its (nonzero) digits is 2764800, while the sum is 46.

Adding to 43034554442161 its reverse (16124445543034), we get a palindrome (59158999985195).

The spelling of 43034554442161 in words is "forty-three trillion, thirty-four billion, five hundred fifty-four million, four hundred forty-two thousand, one hundred sixty-one".