5641563 has 4 divisors (see below), whose sum is σ = 7522088. Its totient is φ = 3761040.

The previous prime is 5641553. The next prime is 5641577. The reversal of 5641563 is 3651465.

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

It is not a de Polignac number, because 5641563 - 2⁴ = 5641547 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5641563.

It is not an unprimeable number, because it can be changed into a prime (5641553) 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, 940258 + ... + 940263.

It is an arithmetic number, because the mean of its divisors is an integer number (1880522).

Almost surely, 2^5641563 is an apocalyptic number.

5641563 is a deficient number, since it is larger than the sum of its proper divisors (1880525).

5641563 is a wasteful number, since it uses less digits than its factorization.

5641563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880524.

The product of its digits is 10800, while the sum is 30.

The square root of 5641563 is about 2375.1974654752. The cubic root of 5641563 is about 178.0190506900.

The spelling of 5641563 in words is "five million, six hundred forty-one thousand, five hundred sixty-three".