43282442813 has 2 divisors, whose sum is σ = 43282442814. Its totient is φ = 43282442812.

The previous prime is 43282442809. The next prime is 43282442831. The reversal of 43282442813 is 31824428234.

Together with next prime (43282442831) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36327216409 + 6955226404 = 190597^2 + 83398^2 .

It is a cyclic number.

It is not a de Polignac number, because 43282442813 - 2² = 43282442809 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43282442873) 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, 21641221406 + 21641221407.

It is an arithmetic number, because the mean of its divisors is an integer number (21641221407).

Almost surely, 2^43282442813 is an apocalyptic number.

It is an amenable number.

43282442813 is a deficient number, since it is larger than the sum of its proper divisors (1).

43282442813 is an equidigital number, since it uses as much as digits as its factorization.

43282442813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 294912, while the sum is 41.

The spelling of 43282442813 in words is "forty-three billion, two hundred eighty-two million, four hundred forty-two thousand, eight hundred thirteen".