252521324371 has 2 divisors, whose sum is σ = 252521324372. Its totient is φ = 252521324370.

The previous prime is 252521324369. The next prime is 252521324467. The reversal of 252521324371 is 173423125252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252521324371 - 2¹ = 252521324369 is a prime.

Together with 252521324369, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 252521324371.

It is not a weakly prime, because it can be changed into another prime (252521324351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126260662185 + 126260662186.

It is an arithmetic number, because the mean of its divisors is an integer number (126260662186).

Almost surely, 2^252521324371 is an apocalyptic number.

252521324371 is a deficient number, since it is larger than the sum of its proper divisors (1).

252521324371 is an equidigital number, since it uses as much as digits as its factorization.

252521324371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 37.

The spelling of 252521324371 in words is "two hundred fifty-two billion, five hundred twenty-one million, three hundred twenty-four thousand, three hundred seventy-one".