144228113 has 2 divisors, whose sum is σ = 144228114. Its totient is φ = 144228112.

The previous prime is 144228079. The next prime is 144228131. The reversal of 144228113 is 311822441.

Together with next prime (144228131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115627009 + 28601104 = 10753^2 + 5348^2 .

It is a cyclic number.

It is not a de Polignac number, because 144228113 - 2²⁰ = 143179537 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (144228163) 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, 72114056 + 72114057.

It is an arithmetic number, because the mean of its divisors is an integer number (72114057).

Almost surely, 2^144228113 is an apocalyptic number.

It is an amenable number.

144228113 is a deficient number, since it is larger than the sum of its proper divisors (1).

144228113 is an equidigital number, since it uses as much as digits as its factorization.

144228113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1536, while the sum is 26.

The square root of 144228113 is about 12009.5009471668. The cubic root of 144228113 is about 524.4249037418.

The spelling of 144228113 in words is "one hundred forty-four million, two hundred twenty-eight thousand, one hundred thirteen".