445605463 has 2 divisors, whose sum is σ = 445605464. Its totient is φ = 445605462.

The previous prime is 445605451. The next prime is 445605469. The reversal of 445605463 is 364506544.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-445605463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445605469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222802731 + 222802732.

It is an arithmetic number, because the mean of its divisors is an integer number (222802732).

Almost surely, 2^445605463 is an apocalyptic number.

445605463 is a deficient number, since it is larger than the sum of its proper divisors (1).

445605463 is an equidigital number, since it uses as much as digits as its factorization.

445605463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 37.

The square root of 445605463 is about 21109.3690810502. The cubic root of 445605463 is about 763.8067678078.

The spelling of 445605463 in words is "four hundred forty-five million, six hundred five thousand, four hundred sixty-three".