144061441 has 2 divisors, whose sum is σ = 144061442. Its totient is φ = 144061440.

The previous prime is 144061427. The next prime is 144061447. The reversal of 144061441 is 144160441.

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., 141705216 + 2356225 = 11904^2 + 1535^2 .

It is an emirp because it is prime and its reverse (144160441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144061441 - 2⁵ = 144061409 is a prime.

It is not a weakly prime, because it can be changed into another prime (144061447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72030720 + 72030721.

It is an arithmetic number, because the mean of its divisors is an integer number (72030721).

Almost surely, 2^144061441 is an apocalyptic number.

It is an amenable number.

144061441 is a deficient number, since it is larger than the sum of its proper divisors (1).

144061441 is an equidigital number, since it uses as much as digits as its factorization.

144061441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 144061441 is about 12002.5597686494. The cubic root of 144061441 is about 524.2228149882. Note that the first 3 decimals are identical.

The spelling of 144061441 in words is "one hundred forty-four million, sixty-one thousand, four hundred forty-one".