144988243 has 2 divisors, whose sum is σ = 144988244. Its totient is φ = 144988242.

The previous prime is 144988229. The next prime is 144988267. The reversal of 144988243 is 342889441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144988243 - 2¹⁷ = 144857171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144988243.

It is not a weakly prime, because it can be changed into another prime (144928243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72494121 + 72494122.

It is an arithmetic number, because the mean of its divisors is an integer number (72494122).

Almost surely, 2^144988243 is an apocalyptic number.

144988243 is a deficient number, since it is larger than the sum of its proper divisors (1).

144988243 is an equidigital number, since it uses as much as digits as its factorization.

144988243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184, while the sum is 43.

The square root of 144988243 is about 12041.1063860428. The cubic root of 144988243 is about 525.3445876856.

The spelling of 144988243 in words is "one hundred forty-four million, nine hundred eighty-eight thousand, two hundred forty-three".