444121417 has 2 divisors, whose sum is σ = 444121418. Its totient is φ = 444121416.

The previous prime is 444121367. The next prime is 444121423. The reversal of 444121417 is 714121444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 224370441 + 219750976 = 14979^2 + 14824^2 .

It is a cyclic number.

It is not a de Polignac number, because 444121417 - 2⁷ = 444121289 is a prime.

It is not a weakly prime, because it can be changed into another prime (444121817) 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, 222060708 + 222060709.

It is an arithmetic number, because the mean of its divisors is an integer number (222060709).

Almost surely, 2^444121417 is an apocalyptic number.

It is an amenable number.

444121417 is a deficient number, since it is larger than the sum of its proper divisors (1).

444121417 is an equidigital number, since it uses as much as digits as its factorization.

444121417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3584, while the sum is 28.

The square root of 444121417 is about 21074.1884066742. The cubic root of 444121417 is about 762.9578964999.

The spelling of 444121417 in words is "four hundred forty-four million, one hundred twenty-one thousand, four hundred seventeen".