43282442839 has 2 divisors, whose sum is σ = 43282442840. Its totient is φ = 43282442838.

The previous prime is 43282442831. The next prime is 43282442851. The reversal of 43282442839 is 93824428234.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43282442839 - 2³ = 43282442831 is a prime.

It is a super-2 number, since 2×43282442839² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43282442792 and 43282442801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43282442831) 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, 21641221419 + 21641221420.

It is an arithmetic number, because the mean of its divisors is an integer number (21641221420).

Almost surely, 2^43282442839 is an apocalyptic number.

43282442839 is a deficient number, since it is larger than the sum of its proper divisors (1).

43282442839 is an equidigital number, since it uses as much as digits as its factorization.

43282442839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2654208, while the sum is 49.

The spelling of 43282442839 in words is "forty-three billion, two hundred eighty-two million, four hundred forty-two thousand, eight hundred thirty-nine".