10535563 has 4 divisors (see below), whose sum is σ = 11155320. Its totient is φ = 9915808.

The previous prime is 10535537. The next prime is 10535593. The reversal of 10535563 is 36553501.

It is a happy number.

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 10535563 - 2¹³ = 10527371 is a prime.

It is a super-2 number, since 2×10535563² = 221996175453938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10535593) 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, 309853 + ... + 309886.

It is an arithmetic number, because the mean of its divisors is an integer number (2788830).

Almost surely, 2^10535563 is an apocalyptic number.

10535563 is a deficient number, since it is larger than the sum of its proper divisors (619757).

10535563 is an equidigital number, since it uses as much as digits as its factorization.

10535563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619756.

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 10535563 is about 3245.8532006238. The cubic root of 10535563 is about 219.2228987901. Note that the first 3 decimals are identical.

The spelling of 10535563 in words is "ten million, five hundred thirty-five thousand, five hundred sixty-three".