144504229 has 2 divisors, whose sum is σ = 144504230. Its totient is φ = 144504228.

The previous prime is 144504221. The next prime is 144504247. The reversal of 144504229 is 922405441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 127735204 + 16769025 = 11302^2 + 4095^2 .

It is a cyclic number.

It is not a de Polignac number, because 144504229 - 2³ = 144504221 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144504229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144504221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72252114 + 72252115.

It is an arithmetic number, because the mean of its divisors is an integer number (72252115).

Almost surely, 2^144504229 is an apocalyptic number.

It is an amenable number.

144504229 is a deficient number, since it is larger than the sum of its proper divisors (1).

144504229 is an equidigital number, since it uses as much as digits as its factorization.

144504229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 144504229 is about 12020.9911820948. The cubic root of 144504229 is about 524.7593503276.

The spelling of 144504229 in words is "one hundred forty-four million, five hundred four thousand, two hundred twenty-nine".