12361768879 has 2 divisors, whose sum is σ = 12361768880. Its totient is φ = 12361768878.

The previous prime is 12361768877. The next prime is 12361768921. The reversal of 12361768879 is 97886716321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12361768879 - 2¹ = 12361768877 is a prime.

Together with 12361768877, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12361768877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6180884439 + 6180884440.

It is an arithmetic number, because the mean of its divisors is an integer number (6180884440).

Almost surely, 2^12361768879 is an apocalyptic number.

12361768879 is a deficient number, since it is larger than the sum of its proper divisors (1).

12361768879 is an equidigital number, since it uses as much as digits as its factorization.

12361768879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6096384, while the sum is 58.

The spelling of 12361768879 in words is "twelve billion, three hundred sixty-one million, seven hundred sixty-eight thousand, eight hundred seventy-nine".