252431054191 has 2 divisors, whose sum is σ = 252431054192. Its totient is φ = 252431054190.

The previous prime is 252431054173. The next prime is 252431054203. The reversal of 252431054191 is 191450134252.

252431054191 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 252431054191 - 2¹¹ = 252431052143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 252431054191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (252435054191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126215527095 + 126215527096.

It is an arithmetic number, because the mean of its divisors is an integer number (126215527096).

Almost surely, 2^252431054191 is an apocalyptic number.

252431054191 is a deficient number, since it is larger than the sum of its proper divisors (1).

252431054191 is an equidigital number, since it uses as much as digits as its factorization.

252431054191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 252431054191 in words is "two hundred fifty-two billion, four hundred thirty-one million, fifty-four thousand, one hundred ninety-one".