64814041 has 2 divisors, whose sum is σ = 64814042. Its totient is φ = 64814040.

The previous prime is 64814027. The next prime is 64814063. The reversal of 64814041 is 14041846.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43837641 + 20976400 = 6621^2 + 4580^2 .

It is a cyclic number.

It is not a de Polignac number, because 64814041 - 2⁷ = 64813913 is a prime.

It is not a weakly prime, because it can be changed into another prime (64814011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32407020 + 32407021.

It is an arithmetic number, because the mean of its divisors is an integer number (32407021).

Almost surely, 2^64814041 is an apocalyptic number.

It is an amenable number.

64814041 is a deficient number, since it is larger than the sum of its proper divisors (1).

64814041 is an equidigital number, since it uses as much as digits as its factorization.

64814041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 64814041 is about 8050.7168003849. The cubic root of 64814041 is about 401.6887787815.

Adding to 64814041 its reverse (14041846), we get a palindrome (78855887).

The spelling of 64814041 in words is "sixty-four million, eight hundred fourteen thousand, forty-one".