10543543 has 4 divisors (see below), whose sum is σ = 10572640. Its totient is φ = 10514448.

The previous prime is 10543541. The next prime is 10543583. The reversal of 10543543 is 34534501.

10543543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10543543 - 2¹ = 10543541 is a prime.

It is a super-2 number, since 2×10543543² = 222332597985698, 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 (10543541) 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, 13998 + ... + 14731.

It is an arithmetic number, because the mean of its divisors is an integer number (2643160).

Almost surely, 2^10543543 is an apocalyptic number.

10543543 is a deficient number, since it is larger than the sum of its proper divisors (29097).

10543543 is an equidigital number, since it uses as much as digits as its factorization.

10543543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29096.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 10543543 is about 3247.0822287093. The cubic root of 10543543 is about 219.2782338249.

The spelling of 10543543 in words is "ten million, five hundred forty-three thousand, five hundred forty-three".