144334129 has 2 divisors, whose sum is σ = 144334130. Its totient is φ = 144334128.

The previous prime is 144334117. The next prime is 144334139. The reversal of 144334129 is 921433441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98406400 + 45927729 = 9920^2 + 6777^2 .

It is an emirp because it is prime and its reverse (921433441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144334129 - 2⁹ = 144333617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144334129.

It is not a weakly prime, because it can be changed into another prime (144334139) 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, 72167064 + 72167065.

It is an arithmetic number, because the mean of its divisors is an integer number (72167065).

Almost surely, 2^144334129 is an apocalyptic number.

It is an amenable number.

144334129 is a deficient number, since it is larger than the sum of its proper divisors (1).

144334129 is an equidigital number, since it uses as much as digits as its factorization.

144334129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

The square root of 144334129 is about 12013.9139750541. The cubic root of 144334129 is about 524.5533664771.

The spelling of 144334129 in words is "one hundred forty-four million, three hundred thirty-four thousand, one hundred twenty-nine".