63134531443 has 2 divisors, whose sum is σ = 63134531444. Its totient is φ = 63134531442.

The previous prime is 63134531429. The next prime is 63134531477. The reversal of 63134531443 is 34413543136.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63134531443 - 2¹³ = 63134523251 is a prime.

It is not a weakly prime, because it can be changed into another prime (63134511443) 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, 31567265721 + 31567265722.

It is an arithmetic number, because the mean of its divisors is an integer number (31567265722).

Almost surely, 2^63134531443 is an apocalyptic number.

63134531443 is a deficient number, since it is larger than the sum of its proper divisors (1).

63134531443 is an equidigital number, since it uses as much as digits as its factorization.

63134531443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 37.

The spelling of 63134531443 in words is "sixty-three billion, one hundred thirty-four million, five hundred thirty-one thousand, four hundred forty-three".