4544403234121 has 2 divisors, whose sum is σ = 4544403234122. Its totient is φ = 4544403234120.

The previous prime is 4544403234031. The next prime is 4544403234131. The reversal of 4544403234121 is 1214323044454.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3960418406400 + 583984827721 = 1990080^2 + 764189^2 .

It is a cyclic number.

It is not a de Polignac number, because 4544403234121 - 2²¹ = 4544401136969 is a prime.

It is not a weakly prime, because it can be changed into another prime (4544403234131) 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, 2272201617060 + 2272201617061.

It is an arithmetic number, because the mean of its divisors is an integer number (2272201617061).

Almost surely, 2^{4544403234121} is an apocalyptic number.

It is an amenable number.

4544403234121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4544403234121 is an equidigital number, since it uses as much as digits as its factorization.

4544403234121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 4544403234121 its reverse (1214323044454), we get a palindrome (5758726278575).

The spelling of 4544403234121 in words is "four trillion, five hundred forty-four billion, four hundred three million, two hundred thirty-four thousand, one hundred twenty-one".