52521341231 has 2 divisors, whose sum is σ = 52521341232. Its totient is φ = 52521341230.

The previous prime is 52521341189. The next prime is 52521341251. The reversal of 52521341231 is 13214312525.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52521341231 is a prime.

It is a super-2 number, since 2×52521341231² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 52521341194 and 52521341203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52521341251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26260670615 + 26260670616.

It is an arithmetic number, because the mean of its divisors is an integer number (26260670616).

Almost surely, 2^52521341231 is an apocalyptic number.

52521341231 is a deficient number, since it is larger than the sum of its proper divisors (1).

52521341231 is an equidigital number, since it uses as much as digits as its factorization.

52521341231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7200, while the sum is 29.

Adding to 52521341231 its reverse (13214312525), we get a palindrome (65735653756).

The spelling of 52521341231 in words is "fifty-two billion, five hundred twenty-one million, three hundred forty-one thousand, two hundred thirty-one".