445448611 has 2 divisors, whose sum is σ = 445448612. Its totient is φ = 445448610.

The previous prime is 445448609. The next prime is 445448651. The reversal of 445448611 is 116844544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445448611 - 2¹ = 445448609 is a prime.

Together with 445448609, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (445448651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222724305 + 222724306.

It is an arithmetic number, because the mean of its divisors is an integer number (222724306).

Almost surely, 2^445448611 is an apocalyptic number.

445448611 is a deficient number, since it is larger than the sum of its proper divisors (1).

445448611 is an equidigital number, since it uses as much as digits as its factorization.

445448611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 61440, while the sum is 37.

The square root of 445448611 is about 21105.6535316962. The cubic root of 445448611 is about 763.7171379380.

The spelling of 445448611 in words is "four hundred forty-five million, four hundred forty-eight thousand, six hundred eleven".