10523543 has 4 divisors (see below), whose sum is σ = 10577160. Its totient is φ = 10469928.

The previous prime is 10523533. The next prime is 10523567. The reversal of 10523543 is 34532501.

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 10523543 - 2⁶ = 10523479 is a prime.

It is a super-2 number, since 2×10523543² = 221489914545698, 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 (10523533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26513 + ... + 26906.

It is an arithmetic number, because the mean of its divisors is an integer number (2644290).

Almost surely, 2^10523543 is an apocalyptic number.

10523543 is a deficient number, since it is larger than the sum of its proper divisors (53617).

10523543 is an equidigital number, since it uses as much as digits as its factorization.

10523543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53616.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 10523543 is about 3244.0010789147. The cubic root of 10523543 is about 219.1394967612.

The spelling of 10523543 in words is "ten million, five hundred twenty-three thousand, five hundred forty-three".