144448361 has 2 divisors, whose sum is σ = 144448362. Its totient is φ = 144448360.

The previous prime is 144448327. The next prime is 144448363. The reversal of 144448361 is 163844441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114811225 + 29637136 = 10715^2 + 5444^2 .

It is a cyclic number.

It is not a de Polignac number, because 144448361 - 2²² = 140254057 is a prime.

Together with 144448363, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (144448363) 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, 72224180 + 72224181.

It is an arithmetic number, because the mean of its divisors is an integer number (72224181).

Almost surely, 2^144448361 is an apocalyptic number.

It is an amenable number.

144448361 is a deficient number, since it is larger than the sum of its proper divisors (1).

144448361 is an equidigital number, since it uses as much as digits as its factorization.

144448361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36864, while the sum is 35.

The square root of 144448361 is about 12018.6671890023. The cubic root of 144448361 is about 524.6917143961.

The spelling of 144448361 in words is "one hundred forty-four million, four hundred forty-eight thousand, three hundred sixty-one".