10813543 has 4 divisors (see below), whose sum is σ = 11645368. Its totient is φ = 9981720.

The previous prime is 10813529. The next prime is 10813559. The reversal of 10813543 is 34531801.

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 10813543 - 2¹⁷ = 10682471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10811543) 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, 415893 + ... + 415918.

It is an arithmetic number, because the mean of its divisors is an integer number (2911342).

Almost surely, 2^10813543 is an apocalyptic number.

10813543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10813543 is a deficient number, since it is larger than the sum of its proper divisors (831825).

10813543 is an equidigital number, since it uses as much as digits as its factorization.

10813543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831824.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 10813543 is about 3288.3952013102. The cubic root of 10813543 is about 221.1342454707.

It can be divided in two parts, 1081 and 3543, that added together give a square (4624 = 68²).

The spelling of 10813543 in words is "ten million, eight hundred thirteen thousand, five hundred forty-three".