52534212331 has 4 divisors (see below), whose sum is σ = 52548837192. Its totient is φ = 52519587472.

The previous prime is 52534212323. The next prime is 52534212343. The reversal of 52534212331 is 13321243525.

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 52534212331 - 2³ = 52534212323 is a prime.

It is a super-2 number, since 2×52534212331² (a number of 22 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 = 52534212293 and 52534212302.

It is not an unprimeable number, because it can be changed into a prime (52534212371) 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, 7307041 + ... + 7314226.

It is an arithmetic number, because the mean of its divisors is an integer number (13137209298).

Almost surely, 2^52534212331 is an apocalyptic number.

52534212331 is a deficient number, since it is larger than the sum of its proper divisors (14624861).

52534212331 is a wasteful number, since it uses less digits than its factorization.

52534212331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14624860.

The product of its digits is 21600, while the sum is 31.

Adding to 52534212331 its reverse (13321243525), we get a palindrome (65855455856).

The spelling of 52534212331 in words is "fifty-two billion, five hundred thirty-four million, two hundred twelve thousand, three hundred thirty-one".