1084563 has 8 divisors (see below), whose sum is σ = 1606800. Its totient is φ = 723024.

The previous prime is 1084553. The next prime is 1084579. The reversal of 1084563 is 3654801.

It is not a de Polignac number, because 1084563 - 2⁴ = 1084547 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 40169 = 1084563 / (1 + 0 + 8 + 4 + 5 + 6 + 3).

It is not an unprimeable number, because it can be changed into a prime (1084543) 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, 20058 + ... + 20111.

It is an arithmetic number, because the mean of its divisors is an integer number (200850).

2^1084563 is an apocalyptic number.

1084563 is a deficient number, since it is larger than the sum of its proper divisors (522237).

1084563 is an equidigital number, since it uses as much as digits as its factorization.

1084563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40178 (or 40172 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1084563 is about 1041.4235449614. The cubic root of 1084563 is about 102.7428467501.

It can be divided in two parts, 108 and 4563, that multiplied together give a square (492804 = 702²).

The spelling of 1084563 in words is "one million, eighty-four thousand, five hundred sixty-three".