40647059 has 2 divisors, whose sum is σ = 40647060. Its totient is φ = 40647058.

The previous prime is 40646987. The next prime is 40647071. The reversal of 40647059 is 95074604.

40647059 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 40647059 - 2⁸ = 40646803 is a prime.

It is not a weakly prime, because it can be changed into another prime (40646059) 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, 20323529 + 20323530.

It is an arithmetic number, because the mean of its divisors is an integer number (20323530).

Almost surely, 2^40647059 is an apocalyptic number.

40647059 is a deficient number, since it is larger than the sum of its proper divisors (1).

40647059 is an equidigital number, since it uses as much as digits as its factorization.

40647059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 40647059 is about 6375.5046074801. The cubic root of 40647059 is about 343.8294263186.

The spelling of 40647059 in words is "forty million, six hundred forty-seven thousand, fifty-nine".