11284563 has 8 divisors (see below), whose sum is σ = 15066000. Its totient is φ = 7513088.

The previous prime is 11284543. The next prime is 11284571. The reversal of 11284563 is 36548211.

11284563 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11284563 - 2⁵ = 11284531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11284563.

It is not an unprimeable number, because it can be changed into a prime (11284523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 763 + ... + 4811.

It is an arithmetic number, because the mean of its divisors is an integer number (1883250).

Almost surely, 2^11284563 is an apocalyptic number.

11284563 is a deficient number, since it is larger than the sum of its proper divisors (3781437).

11284563 is an equidigital number, since it uses as much as digits as its factorization.

11284563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4981.

The product of its digits is 5760, while the sum is 30.

The square root of 11284563 is about 3359.2503628042. The cubic root of 11284563 is about 224.2994705730.

The spelling of 11284563 in words is "eleven million, two hundred eighty-four thousand, five hundred sixty-three".