10535503 has 4 divisors (see below), whose sum is σ = 11493288. Its totient is φ = 9577720.

The previous prime is 10535479. The next prime is 10535509. The reversal of 10535503 is 30553501.

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 10535503 - 2⁵ = 10535471 is a prime.

It is a super-2 number, since 2×10535503² = 221993646926018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10535509) 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, 478876 + ... + 478897.

It is an arithmetic number, because the mean of its divisors is an integer number (2873322).

Almost surely, 2^10535503 is an apocalyptic number.

10535503 is a deficient number, since it is larger than the sum of its proper divisors (957785).

10535503 is an equidigital number, since it uses as much as digits as its factorization.

10535503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957784.

The product of its (nonzero) digits is 1125, while the sum is 22.

The square root of 10535503 is about 3245.8439580485. The cubic root of 10535503 is about 219.2224826314. Note that the first 3 decimals are identical.

It can be divided in two parts, 1053 and 5503, that added together give a palindrome (6556).

The spelling of 10535503 in words is "ten million, five hundred thirty-five thousand, five hundred three".