4144432541 has 2 divisors, whose sum is σ = 4144432542. Its totient is φ = 4144432540.

The previous prime is 4144432531. The next prime is 4144432547. The reversal of 4144432541 is 1452344414.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3837306916 + 307125625 = 61946^2 + 17525^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4144432541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4144432498 and 4144432507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4144432547) 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, 2072216270 + 2072216271.

It is an arithmetic number, because the mean of its divisors is an integer number (2072216271).

Almost surely, 2^4144432541 is an apocalyptic number.

It is an amenable number.

4144432541 is a deficient number, since it is larger than the sum of its proper divisors (1).

4144432541 is an equidigital number, since it uses as much as digits as its factorization.

4144432541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30720, while the sum is 32.

The square root of 4144432541 is about 64377.2672688116. The cubic root of 4144432541 is about 1606.2816263996.

Adding to 4144432541 its reverse (1452344414), we get a palindrome (5596776955).

The spelling of 4144432541 in words is "four billion, one hundred forty-four million, four hundred thirty-two thousand, five hundred forty-one".