144066623 has 2 divisors, whose sum is σ = 144066624. Its totient is φ = 144066622.

The previous prime is 144066557. The next prime is 144066709. The reversal of 144066623 is 326660441.

It is a weak prime.

It is an emirp because it is prime and its reverse (326660441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144066623 - 2⁸ = 144066367 is a prime.

It is equal to p_8128940 and since 144066623 and 8128940 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144066623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144066523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72033311 + 72033312.

It is an arithmetic number, because the mean of its divisors is an integer number (72033312).

Almost surely, 2^144066623 is an apocalyptic number.

144066623 is a deficient number, since it is larger than the sum of its proper divisors (1).

144066623 is an equidigital number, since it uses as much as digits as its factorization.

144066623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 144066623 is about 12002.7756373266. The cubic root of 144066623 is about 524.2291004778.

The spelling of 144066623 in words is "one hundred forty-four million, sixty-six thousand, six hundred twenty-three".