144870563 has 2 divisors, whose sum is σ = 144870564. Its totient is φ = 144870562.

The previous prime is 144870541. The next prime is 144870581. The reversal of 144870563 is 365078441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 144870563 - 2⁶ = 144870499 is a prime.

It is not a weakly prime, because it can be changed into another prime (144870163) 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, 72435281 + 72435282.

It is an arithmetic number, because the mean of its divisors is an integer number (72435282).

Almost surely, 2^144870563 is an apocalyptic number.

144870563 is a deficient number, since it is larger than the sum of its proper divisors (1).

144870563 is an equidigital number, since it uses as much as digits as its factorization.

144870563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 144870563 is about 12036.2187999388. The cubic root of 144870563 is about 525.2024168827.

The spelling of 144870563 in words is "one hundred forty-four million, eight hundred seventy thousand, five hundred sixty-three".