4441144997 has 2 divisors, whose sum is σ = 4441144998. Its totient is φ = 4441144996.

The previous prime is 4441144931. The next prime is 4441145087. The reversal of 4441144997 is 7994411444.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3845736196 + 595408801 = 62014^2 + 24401^2 .

It is a cyclic number.

It is not a de Polignac number, because 4441144997 - 2¹⁴ = 4441128613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4441144907) 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, 2220572498 + 2220572499.

It is an arithmetic number, because the mean of its divisors is an integer number (2220572499).

Almost surely, 2^4441144997 is an apocalyptic number.

It is an amenable number.

4441144997 is a deficient number, since it is larger than the sum of its proper divisors (1).

4441144997 is an equidigital number, since it uses as much as digits as its factorization.

4441144997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 47.

The square root of 4441144997 is about 66641.9162164474. The cubic root of 4441144997 is about 1643.7344253089.

The spelling of 4441144997 in words is "four billion, four hundred forty-one million, one hundred forty-four thousand, nine hundred ninety-seven".