11966763427 has 2 divisors, whose sum is σ = 11966763428. Its totient is φ = 11966763426.

The previous prime is 11966763421. The next prime is 11966763451. The reversal of 11966763427 is 72436766911.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11966763427 is a prime.

It is not a weakly prime, because it can be changed into another prime (11966763421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5983381713 + 5983381714.

It is an arithmetic number, because the mean of its divisors is an integer number (5983381714).

Almost surely, 2^11966763427 is an apocalyptic number.

11966763427 is a deficient number, since it is larger than the sum of its proper divisors (1).

11966763427 is an equidigital number, since it uses as much as digits as its factorization.

11966763427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2286144, while the sum is 52.

The spelling of 11966763427 in words is "eleven billion, nine hundred sixty-six million, seven hundred sixty-three thousand, four hundred twenty-seven".