4445671001 has 2 divisors, whose sum is σ = 4445671002. Its totient is φ = 4445671000.

The previous prime is 4445670979. The next prime is 4445671031. The reversal of 4445671001 is 1001765444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4316621401 + 129049600 = 65701^2 + 11360^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4445671001 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 (4445671031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2222835500 + 2222835501.

It is an arithmetic number, because the mean of its divisors is an integer number (2222835501).

Almost surely, 2^4445671001 is an apocalyptic number.

It is an amenable number.

4445671001 is a deficient number, since it is larger than the sum of its proper divisors (1).

4445671001 is an equidigital number, since it uses as much as digits as its factorization.

4445671001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 4445671001 is about 66675.8652062349. The cubic root of 4445671001 is about 1644.2926164050.

The spelling of 4445671001 in words is "four billion, four hundred forty-five million, six hundred seventy-one thousand, one".