8122281293543 has 2 divisors, whose sum is σ = 8122281293544. Its totient is φ = 8122281293542.

The previous prime is 8122281293509. The next prime is 8122281293629. The reversal of 8122281293543 is 3453921822218.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8122281293543 - 2¹⁶ = 8122281228007 is a prime.

It is a super-2 number, since 2×8122281293543² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8122281293491 and 8122281293500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8122281293743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4061140646771 + 4061140646772.

It is an arithmetic number, because the mean of its divisors is an integer number (4061140646772).

Almost surely, 2^{8122281293543} is an apocalyptic number.

8122281293543 is a deficient number, since it is larger than the sum of its proper divisors (1).

8122281293543 is an equidigital number, since it uses as much as digits as its factorization.

8122281293543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1658880, while the sum is 50.

The spelling of 8122281293543 in words is "eight trillion, one hundred twenty-two billion, two hundred eighty-one million, two hundred ninety-three thousand, five hundred forty-three".