5143506423 has 64 divisors (see below), whose sum is σ = 7793418240. Its totient is φ = 2990873600.

The previous prime is 5143506421. The next prime is 5143506469. The reversal of 5143506423 is 3246053415.

It is not a de Polignac number, because 5143506423 - 2¹ = 5143506421 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5143506421) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26929258 + ... + 26929448.

It is an arithmetic number, because the mean of its divisors is an integer number (121772160).

Almost surely, 2^5143506423 is an apocalyptic number.

5143506423 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

5143506423 is a deficient number, since it is larger than the sum of its proper divisors (2649911817).

5143506423 is a wasteful number, since it uses less digits than its factorization.

5143506423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520.

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 5143506423 is about 71718.2433067068. The cubic root of 5143506423 is about 1726.1813847242.

Adding to 5143506423 its reverse (3246053415), we get a palindrome (8389559838).

It can be divided in two parts, 5143 and 506423, that added together give a triangular number (511566 = T₁₀₁₁).

The spelling of 5143506423 in words is "five billion, one hundred forty-three million, five hundred six thousand, four hundred twenty-three".