5423023543 has 4 divisors (see below), whose sum is σ = 6197741200. Its totient is φ = 4648305888.

The previous prime is 5423023531. The next prime is 5423023549. The reversal of 5423023543 is 3453203245.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3453203245 = 5 ⋅690640649.

It is a cyclic number.

It is not a de Polignac number, because 5423023543 - 2¹⁷ = 5422892471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5423023549) 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, 387358818 + ... + 387358831.

It is an arithmetic number, because the mean of its divisors is an integer number (1549435300).

Almost surely, 2^5423023543 is an apocalyptic number.

5423023543 is a deficient number, since it is larger than the sum of its proper divisors (774717657).

5423023543 is an equidigital number, since it uses as much as digits as its factorization.

5423023543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774717656.

The product of its (nonzero) digits is 43200, while the sum is 31.

The square root of 5423023543 is about 73641.1810266511. The cubic root of 5423023543 is about 1756.9004872510.

Adding to 5423023543 its reverse (3453203245), we get a palindrome (8876226788).

The spelling of 5423023543 in words is "five billion, four hundred twenty-three million, twenty-three thousand, five hundred forty-three".