43411621121 has 8 divisors (see below), whose sum is σ = 47378338464. Its totient is φ = 39448271520.

The previous prime is 43411621103. The next prime is 43411621199. The reversal of 43411621121 is 12112611434.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43411621121 - 2¹⁰ = 43411620097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43411621321) 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 7 ways as a sum of consecutive naturals, for example, 814940 + ... + 866573.

It is an arithmetic number, because the mean of its divisors is an integer number (5922292308).

Almost surely, 2^43411621121 is an apocalyptic number.

It is an amenable number.

43411621121 is a deficient number, since it is larger than the sum of its proper divisors (3966717343).

43411621121 is a wasteful number, since it uses less digits than its factorization.

43411621121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683871.

The product of its digits is 1152, while the sum is 26.

The spelling of 43411621121 in words is "forty-three billion, four hundred eleven million, six hundred twenty-one thousand, one hundred twenty-one".