144202129 has 2 divisors, whose sum is σ = 144202130. Its totient is φ = 144202128.

The previous prime is 144202127. The next prime is 144202141. The reversal of 144202129 is 921202441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89737729 + 54464400 = 9473^2 + 7380^2 .

It is a cyclic number.

It is not a de Polignac number, because 144202129 - 2¹ = 144202127 is a prime.

Together with 144202127, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (144202127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72101064 + 72101065.

It is an arithmetic number, because the mean of its divisors is an integer number (72101065).

Almost surely, 2^144202129 is an apocalyptic number.

It is an amenable number.

144202129 is a deficient number, since it is larger than the sum of its proper divisors (1).

144202129 is an equidigital number, since it uses as much as digits as its factorization.

144202129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 144202129 is about 12008.4190882897. The cubic root of 144202129 is about 524.3934085526.

The spelling of 144202129 in words is "one hundred forty-four million, two hundred two thousand, one hundred twenty-nine".