43241089 has 2 divisors, whose sum is σ = 43241090. Its totient is φ = 43241088.

The previous prime is 43241069. The next prime is 43241111. The reversal of 43241089 is 98014234.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43125489 + 115600 = 6567^2 + 340^2 .

It is a cyclic number.

It is not a de Polignac number, because 43241089 - 2⁷ = 43240961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43241089.

It is not a weakly prime, because it can be changed into another prime (43241069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21620544 + 21620545.

It is an arithmetic number, because the mean of its divisors is an integer number (21620545).

Almost surely, 2^43241089 is an apocalyptic number.

It is an amenable number.

43241089 is a deficient number, since it is larger than the sum of its proper divisors (1).

43241089 is an equidigital number, since it uses as much as digits as its factorization.

43241089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 43241089 is about 6575.7956932983. The cubic root of 43241089 is about 350.9933386722.

The spelling of 43241089 in words is "forty-three million, two hundred forty-one thousand, eighty-nine".