144745319 has 2 divisors, whose sum is σ = 144745320. Its totient is φ = 144745318.

The previous prime is 144745297. The next prime is 144745343. The reversal of 144745319 is 913547441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144745319 - 2¹⁶ = 144679783 is a prime.

It is a super-2 number, since 2×144745319² = 41902414744823522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144745379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72372659 + 72372660.

It is an arithmetic number, because the mean of its divisors is an integer number (72372660).

Almost surely, 2^144745319 is an apocalyptic number.

144745319 is a deficient number, since it is larger than the sum of its proper divisors (1).

144745319 is an equidigital number, since it uses as much as digits as its factorization.

144745319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 38.

The square root of 144745319 is about 12031.0148782220. The cubic root of 144745319 is about 525.0510233101.

The spelling of 144745319 in words is "one hundred forty-four million, seven hundred forty-five thousand, three hundred nineteen".