445225241 has 2 divisors, whose sum is σ = 445225242. Its totient is φ = 445225240.

The previous prime is 445225217. The next prime is 445225289. The reversal of 445225241 is 142522544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 309619216 + 135606025 = 17596^2 + 11645^2 .

It is a cyclic number.

It is not a de Polignac number, because 445225241 - 2⁶ = 445225177 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (445225141) 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, 222612620 + 222612621.

It is an arithmetic number, because the mean of its divisors is an integer number (222612621).

Almost surely, 2^445225241 is an apocalyptic number.

It is an amenable number.

445225241 is a deficient number, since it is larger than the sum of its proper divisors (1).

445225241 is an equidigital number, since it uses as much as digits as its factorization.

445225241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12800, while the sum is 29.

The square root of 445225241 is about 21100.3611580466. The cubic root of 445225241 is about 763.5894613926.

Adding to 445225241 its reverse (142522544), we get a palindrome (587747785).

The spelling of 445225241 in words is "four hundred forty-five million, two hundred twenty-five thousand, two hundred forty-one".