144333149 has 2 divisors, whose sum is σ = 144333150. Its totient is φ = 144333148.

The previous prime is 144333143. The next prime is 144333157. The reversal of 144333149 is 941333441.

144333149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143760100 + 573049 = 11990^2 + 757^2 .

It is an emirp because it is prime and its reverse (941333441) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144333149 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144333143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72166574 + 72166575.

It is an arithmetic number, because the mean of its divisors is an integer number (72166575).

Almost surely, 2^144333149 is an apocalyptic number.

It is an amenable number.

144333149 is a deficient number, since it is larger than the sum of its proper divisors (1).

144333149 is an equidigital number, since it uses as much as digits as its factorization.

144333149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 32.

The square root of 144333149 is about 12013.8731889429. The cubic root of 144333149 is about 524.5521792701.

The spelling of 144333149 in words is "one hundred forty-four million, three hundred thirty-three thousand, one hundred forty-nine".