43241021913 has 8 divisors (see below), whose sum is σ = 60161421888. Its totient is φ = 27573984944.

The previous prime is 43241021903. The next prime is 43241021917. The reversal of 43241021913 is 31912014234.

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 43241021913 - 2⁴ = 43241021897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43241021917) 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 7 ways as a sum of consecutive naturals, for example, 313340670 + ... + 313340807.

It is an arithmetic number, because the mean of its divisors is an integer number (7520177736).

Almost surely, 2^43241021913 is an apocalyptic number.

It is an amenable number.

43241021913 is a deficient number, since it is larger than the sum of its proper divisors (16920399975).

43241021913 is a wasteful number, since it uses less digits than its factorization.

43241021913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626681503.

The product of its (nonzero) digits is 5184, while the sum is 30.

The spelling of 43241021913 in words is "forty-three billion, two hundred forty-one million, twenty-one thousand, nine hundred thirteen".