445908713 has 2 divisors, whose sum is σ = 445908714. Its totient is φ = 445908712.

The previous prime is 445908677. The next prime is 445908761. The reversal of 445908713 is 317809544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 418325209 + 27583504 = 20453^2 + 5252^2 .

It is a cyclic number.

It is not a de Polignac number, because 445908713 - 2⁶ = 445908649 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (445908413) 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, 222954356 + 222954357.

It is an arithmetic number, because the mean of its divisors is an integer number (222954357).

Almost surely, 2^445908713 is an apocalyptic number.

It is an amenable number.

445908713 is a deficient number, since it is larger than the sum of its proper divisors (1).

445908713 is an equidigital number, since it uses as much as digits as its factorization.

445908713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 445908713 is about 21116.5506889738. The cubic root of 445908713 is about 763.9799941994.

The spelling of 445908713 in words is "four hundred forty-five million, nine hundred eight thousand, seven hundred thirteen".