144303307 has 2 divisors, whose sum is σ = 144303308. Its totient is φ = 144303306.

The previous prime is 144303283. The next prime is 144303319. The reversal of 144303307 is 703303441.

It is a happy number.

144303307 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144303307 - 2⁷ = 144303179 is a prime.

It is a super-2 number, since 2×144303307² = 41646888822272498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (144303337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72151653 + 72151654.

It is an arithmetic number, because the mean of its divisors is an integer number (72151654).

Almost surely, 2^144303307 is an apocalyptic number.

144303307 is a deficient number, since it is larger than the sum of its proper divisors (1).

144303307 is an equidigital number, since it uses as much as digits as its factorization.

144303307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 144303307 is about 12012.6311439251. The cubic root of 144303307 is about 524.5160250320.

Adding to 144303307 its reverse (703303441), we get a palindrome (847606748).

The spelling of 144303307 in words is "one hundred forty-four million, three hundred three thousand, three hundred seven".