10543432043 has 4 divisors (see below), whose sum is σ = 10573642800. Its totient is φ = 10513221288.

The previous prime is 10543432033. The next prime is 10543432057. The reversal of 10543432043 is 34023434501.

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 10543432043 - 2¹⁸ = 10543169899 is a prime.

It is a super-2 number, since 2×10543432043² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10543431997 and 10543432015.

It is not an unprimeable number, because it can be changed into a prime (10543432033) 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, 15104855 + ... + 15105552.

It is an arithmetic number, because the mean of its divisors is an integer number (2643410700).

Almost surely, 2^10543432043 is an apocalyptic number.

10543432043 is a deficient number, since it is larger than the sum of its proper divisors (30210757).

10543432043 is an equidigital number, since it uses as much as digits as its factorization.

10543432043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30210756.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 10543432043 its reverse (34023434501), we get a palindrome (44566866544).

The spelling of 10543432043 in words is "ten billion, five hundred forty-three million, four hundred thirty-two thousand, forty-three".