10439563 has 4 divisors (see below), whose sum is σ = 10493848. Its totient is φ = 10385280.

The previous prime is 10439557. The next prime is 10439567. The reversal of 10439563 is 36593401.

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 10439563 - 2¹³ = 10431371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10439567) 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, 26853 + ... + 27238.

It is an arithmetic number, because the mean of its divisors is an integer number (2623462).

Almost surely, 2^10439563 is an apocalyptic number.

10439563 is a deficient number, since it is larger than the sum of its proper divisors (54285).

10439563 is an equidigital number, since it uses as much as digits as its factorization.

10439563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54284.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 10439563 is about 3231.0312595207. The cubic root of 10439563 is about 218.5550134034. Note that the first 3 decimals are identical.

The spelling of 10439563 in words is "ten million, four hundred thirty-nine thousand, five hundred sixty-three".