12777576143 has 2 divisors, whose sum is σ = 12777576144. Its totient is φ = 12777576142.

The previous prime is 12777576139. The next prime is 12777576173. The reversal of 12777576143 is 34167577721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12777576143 - 2² = 12777576139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12777576091 and 12777576100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12777576173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6388788071 + 6388788072.

It is an arithmetic number, because the mean of its divisors is an integer number (6388788072).

Almost surely, 2^12777576143 is an apocalyptic number.

12777576143 is a deficient number, since it is larger than the sum of its proper divisors (1).

12777576143 is an equidigital number, since it uses as much as digits as its factorization.

12777576143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728720, while the sum is 50.

The spelling of 12777576143 in words is "twelve billion, seven hundred seventy-seven million, five hundred seventy-six thousand, one hundred forty-three".