5135320423 has 4 divisors (see below), whose sum is σ = 5358595248. Its totient is φ = 4912045600.

The previous prime is 5135320417. The next prime is 5135320427. The reversal of 5135320423 is 3240235315.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5135320423 - 2¹⁷ = 5135189351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5135320391 and 5135320400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5135320427) 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, 111637378 + ... + 111637423.

It is an arithmetic number, because the mean of its divisors is an integer number (1339648812).

Almost surely, 2^5135320423 is an apocalyptic number.

5135320423 is a deficient number, since it is larger than the sum of its proper divisors (223274825).

5135320423 is a wasteful number, since it uses less digits than its factorization.

5135320423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223274824.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 5135320423 is about 71661.1500256590. The cubic root of 5135320423 is about 1725.2651470043.

Adding to 5135320423 its reverse (3240235315), we get a palindrome (8375555738).

The spelling of 5135320423 in words is "five billion, one hundred thirty-five million, three hundred twenty thousand, four hundred twenty-three".