10406563 has 4 divisors (see below), whose sum is σ = 10765440. Its totient is φ = 10047688.

The previous prime is 10406537. The next prime is 10406569. The reversal of 10406563 is 36560401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36560401 = 2351 ⋅15551.

It is not a de Polignac number, because 10406563 - 2⁵ = 10406531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10406569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179395 + ... + 179452.

It is an arithmetic number, because the mean of its divisors is an integer number (2691360).

Almost surely, 2^10406563 is an apocalyptic number.

10406563 is a deficient number, since it is larger than the sum of its proper divisors (358877).

10406563 is an equidigital number, since it uses as much as digits as its factorization.

10406563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358876.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 10406563 is about 3225.9204887908. The cubic root of 10406563 is about 218.3244824155.

Adding to 10406563 its reverse (36560401), we get a palindrome (46966964).

The spelling of 10406563 in words is "ten million, four hundred six thousand, five hundred sixty-three".