445112401 has 2 divisors, whose sum is σ = 445112402. Its totient is φ = 445112400.

The previous prime is 445112363. The next prime is 445112489. The reversal of 445112401 is 104211544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 424318801 + 20793600 = 20599^2 + 4560^2 .

It is a cyclic number.

It is not a de Polignac number, because 445112401 - 2⁷ = 445112273 is a prime.

It is not a weakly prime, because it can be changed into another prime (445112501) 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, 222556200 + 222556201.

It is an arithmetic number, because the mean of its divisors is an integer number (222556201).

Almost surely, 2^445112401 is an apocalyptic number.

It is an amenable number.

445112401 is a deficient number, since it is larger than the sum of its proper divisors (1).

445112401 is an equidigital number, since it uses as much as digits as its factorization.

445112401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 445112401 is about 21097.6871007227. The cubic root of 445112401 is about 763.5249466952.

Adding to 445112401 its reverse (104211544), we get a palindrome (549323945).

The spelling of 445112401 in words is "four hundred forty-five million, one hundred twelve thousand, four hundred one".