144460229 has 2 divisors, whose sum is σ = 144460230. Its totient is φ = 144460228.

The previous prime is 144460181. The next prime is 144460243. The reversal of 144460229 is 922064441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127012900 + 17447329 = 11270^2 + 4177^2 .

It is an emirp because it is prime and its reverse (922064441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144460229 - 2¹⁶ = 144394693 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 144460195 and 144460204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144460259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72230114 + 72230115.

It is an arithmetic number, because the mean of its divisors is an integer number (72230115).

Almost surely, 2^144460229 is an apocalyptic number.

It is an amenable number.

144460229 is a deficient number, since it is larger than the sum of its proper divisors (1).

144460229 is an equidigital number, since it uses as much as digits as its factorization.

144460229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 144460229 is about 12019.1609108124. The cubic root of 144460229 is about 524.7060837082.

The spelling of 144460229 in words is "one hundred forty-four million, four hundred sixty thousand, two hundred twenty-nine".