144386863 has 2 divisors, whose sum is σ = 144386864. Its totient is φ = 144386862.

The previous prime is 144386861. The next prime is 144386887. The reversal of 144386863 is 368683441.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144386863 - 2¹ = 144386861 is a prime.

Together with 144386861, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144386861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72193431 + 72193432.

It is an arithmetic number, because the mean of its divisors is an integer number (72193432).

Almost surely, 2^144386863 is an apocalyptic number.

144386863 is a deficient number, since it is larger than the sum of its proper divisors (1).

144386863 is an equidigital number, since it uses as much as digits as its factorization.

144386863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 331776, while the sum is 43.

The square root of 144386863 is about 12016.1084798698. The cubic root of 144386863 is about 524.6172424045.

The spelling of 144386863 in words is "one hundred forty-four million, three hundred eighty-six thousand, eight hundred sixty-three".