144436141 has 2 divisors, whose sum is σ = 144436142. Its totient is φ = 144436140.

The previous prime is 144436139. The next prime is 144436147. The reversal of 144436141 is 141634441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142706916 + 1729225 = 11946^2 + 1315^2 .

It is a cyclic number.

It is not a de Polignac number, because 144436141 - 2¹ = 144436139 is a prime.

Together with 144436139, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144436147) 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, 72218070 + 72218071.

It is an arithmetic number, because the mean of its divisors is an integer number (72218071).

Almost surely, 2^144436141 is an apocalyptic number.

It is an amenable number.

144436141 is a deficient number, since it is larger than the sum of its proper divisors (1).

144436141 is an equidigital number, since it uses as much as digits as its factorization.

144436141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 28.

The square root of 144436141 is about 12018.1588024123. The cubic root of 144436141 is about 524.6769180737.

The spelling of 144436141 in words is "one hundred forty-four million, four hundred thirty-six thousand, one hundred forty-one".