64105043 has 2 divisors, whose sum is σ = 64105044. Its totient is φ = 64105042.

The previous prime is 64105007. The next prime is 64105073. The reversal of 64105043 is 34050146.

It is a happy number.

64105043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64105043 - 2¹² = 64100947 is a prime.

It is not a weakly prime, because it can be changed into another prime (64105073) 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 as a sum of consecutive naturals, namely, 32052521 + 32052522.

It is an arithmetic number, because the mean of its divisors is an integer number (32052522).

Almost surely, 2^64105043 is an apocalyptic number.

64105043 is a deficient number, since it is larger than the sum of its proper divisors (1).

64105043 is an equidigital number, since it uses as much as digits as its factorization.

64105043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 64105043 is about 8006.5624958530. The cubic root of 64105043 is about 400.2187199655.

Adding to 64105043 its reverse (34050146), we get a palindrome (98155189).

The spelling of 64105043 in words is "sixty-four million, one hundred five thousand, forty-three".