445305041 has 2 divisors, whose sum is σ = 445305042. Its totient is φ = 445305040.

The previous prime is 445305031. The next prime is 445305083. The reversal of 445305041 is 140503544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 442050625 + 3254416 = 21025^2 + 1804^2 .

It is a cyclic number.

It is not a de Polignac number, because 445305041 - 2²² = 441110737 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 445305041.

It is not a weakly prime, because it can be changed into another prime (445305031) 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, 222652520 + 222652521.

It is an arithmetic number, because the mean of its divisors is an integer number (222652521).

Almost surely, 2^445305041 is an apocalyptic number.

It is an amenable number.

445305041 is a deficient number, since it is larger than the sum of its proper divisors (1).

445305041 is an equidigital number, since it uses as much as digits as its factorization.

445305041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 445305041 is about 21102.2520362164. The cubic root of 445305041 is about 763.6350793505.

Adding to 445305041 its reverse (140503544), we get a palindrome (585808585).

The spelling of 445305041 in words is "four hundred forty-five million, three hundred five thousand, forty-one".