5234545623 has 4 divisors (see below), whose sum is σ = 6979394168. Its totient is φ = 3489697080.

The previous prime is 5234545621. The next prime is 5234545663. The reversal of 5234545623 is 3265454325.

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

It is not a de Polignac number, because 5234545623 - 2¹ = 5234545621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5234545621) 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, 872424268 + ... + 872424273.

It is an arithmetic number, because the mean of its divisors is an integer number (1744848542).

Almost surely, 2^5234545623 is an apocalyptic number.

5234545623 is a deficient number, since it is larger than the sum of its proper divisors (1744848545).

5234545623 is a wasteful number, since it uses less digits than its factorization.

5234545623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1744848544.

The product of its digits is 432000, while the sum is 39.

The square root of 5234545623 is about 72350.1597994089. The cubic root of 5234545623 is about 1736.3062550107.

Adding to 5234545623 its reverse (3265454325), we get a palindrome (8499999948).

The spelling of 5234545623 in words is "five billion, two hundred thirty-four million, five hundred forty-five thousand, six hundred twenty-three".