406445059 has 2 divisors, whose sum is σ = 406445060. Its totient is φ = 406445058.

The previous prime is 406445057. The next prime is 406445087. The reversal of 406445059 is 950544604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 406445059 - 2¹ = 406445057 is a prime.

Together with 406445057, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (406445057) 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, 203222529 + 203222530.

It is an arithmetic number, because the mean of its divisors is an integer number (203222530).

Almost surely, 2^406445059 is an apocalyptic number.

406445059 is a deficient number, since it is larger than the sum of its proper divisors (1).

406445059 is an equidigital number, since it uses as much as digits as its factorization.

406445059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 406445059 is about 20160.4826083107. The cubic root of 406445059 is about 740.7425338320.

The spelling of 406445059 in words is "four hundred six million, four hundred forty-five thousand, fifty-nine".