12822287543 has 4 divisors (see below), whose sum is σ = 13808617368. Its totient is φ = 11835957720.

The previous prime is 12822287531. The next prime is 12822287557. The reversal of 12822287543 is 34578222821.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12822287543 - 2¹⁴ = 12822271159 is a prime.

It is a super-2 number, since 2×12822287543² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12822287494 and 12822287503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12822287573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 493164893 + ... + 493164918.

It is an arithmetic number, because the mean of its divisors is an integer number (3452154342).

Almost surely, 2^12822287543 is an apocalyptic number.

12822287543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12822287543 is a deficient number, since it is larger than the sum of its proper divisors (986329825).

12822287543 is an equidigital number, since it uses as much as digits as its factorization.

12822287543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986329824.

The product of its digits is 430080, while the sum is 44.

The spelling of 12822287543 in words is "twelve billion, eight hundred twenty-two million, two hundred eighty-seven thousand, five hundred forty-three".