144216337 has 2 divisors, whose sum is σ = 144216338. Its totient is φ = 144216336.

The previous prime is 144216307. The next prime is 144216421. The reversal of 144216337 is 733612441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144216081 + 256 = 12009^2 + 16^2 .

It is a cyclic number.

It is not a de Polignac number, because 144216337 - 2⁷ = 144216209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 144216299 and 144216308.

It is not a weakly prime, because it can be changed into another prime (144216307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72108168 + 72108169.

It is an arithmetic number, because the mean of its divisors is an integer number (72108169).

Almost surely, 2^144216337 is an apocalyptic number.

It is an amenable number.

144216337 is a deficient number, since it is larger than the sum of its proper divisors (1).

144216337 is an equidigital number, since it uses as much as digits as its factorization.

144216337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 31.

The square root of 144216337 is about 12009.0106586679. The cubic root of 144216337 is about 524.4106305287.

Adding to 144216337 its reverse (733612441), we get a palindrome (877828778).

The spelling of 144216337 in words is "one hundred forty-four million, two hundred sixteen thousand, three hundred thirty-seven".