445894063 has 2 divisors, whose sum is σ = 445894064. Its totient is φ = 445894062.

The previous prime is 445893989. The next prime is 445894081. The reversal of 445894063 is 360498544.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445894063 - 2⁹ = 445893551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445894763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222947031 + 222947032.

It is an arithmetic number, because the mean of its divisors is an integer number (222947032).

Almost surely, 2^445894063 is an apocalyptic number.

445894063 is a deficient number, since it is larger than the sum of its proper divisors (1).

445894063 is an equidigital number, since it uses as much as digits as its factorization.

445894063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 43.

The square root of 445894063 is about 21116.2038018201. The cubic root of 445894063 is about 763.9716274425.

The spelling of 445894063 in words is "four hundred forty-five million, eight hundred ninety-four thousand, sixty-three".