963563 has 4 divisors (see below), whose sum is σ = 975840. Its totient is φ = 951288.

The previous prime is 963559. The next prime is 963581. The reversal of 963563 is 365369.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 963563 - 2² = 963559 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 963563.

It is not an unprimeable number, because it can be changed into a prime (963163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6020 + ... + 6177.

It is an arithmetic number, because the mean of its divisors is an integer number (243960).

2⁹⁶³⁵⁶³ is an apocalyptic number.

963563 is a deficient number, since it is larger than the sum of its proper divisors (12277).

963563 is a wasteful number, since it uses less digits than its factorization.

963563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12276.

The product of its digits is 14580, while the sum is 32.

The square root of 963563 is about 981.6124489838. The cubic root of 963563 is about 98.7703755424.

The spelling of 963563 in words is "nine hundred sixty-three thousand, five hundred sixty-three".