944563 has 2 divisors, whose sum is σ = 944564. Its totient is φ = 944562.

The previous prime is 944561. The next prime is 944579. The reversal of 944563 is 365449.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 944563 - 2¹ = 944561 is a prime.

Together with 944561, it forms a pair of twin primes.

944563 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (944561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472281 + 472282.

It is an arithmetic number, because the mean of its divisors is an integer number (472282).

2⁹⁴⁴⁵⁶³ is an apocalyptic number.

944563 is a deficient number, since it is larger than the sum of its proper divisors (1).

944563 is an equidigital number, since it uses as much as digits as its factorization.

944563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 31.

The square root of 944563 is about 971.8863102236. The cubic root of 944563 is about 98.1168604551.

The spelling of 944563 in words is "nine hundred forty-four thousand, five hundred sixty-three".