10345563 has 20 divisors (see below), whose sum is σ = 15541240. Its totient is φ = 6858432.

The previous prime is 10345553. The next prime is 10345567. The reversal of 10345563 is 36554301.

10345563 is a `hidden beast` number, since 103 + 4 + 556 + 3 = 666.

It is not a de Polignac number, because 10345563 - 2¹⁶ = 10280027 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (10345567) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 27108 + ... + 27486.

It is an arithmetic number, because the mean of its divisors is an integer number (777062).

Almost surely, 2^10345563 is an apocalyptic number.

10345563 is a deficient number, since it is larger than the sum of its proper divisors (5195677).

10345563 is an equidigital number, since it uses as much as digits as its factorization.

10345563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728 (or 719 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 10345563 is about 3216.4519272018. The cubic root of 10345563 is about 217.8970630369.

Adding to 10345563 its reverse (36554301), we get a palindrome (46899864).

The spelling of 10345563 in words is "ten million, three hundred forty-five thousand, five hundred sixty-three".