11551067663 has 2 divisors, whose sum is σ = 11551067664. Its totient is φ = 11551067662.

The previous prime is 11551067657. The next prime is 11551067677. The reversal of 11551067663 is 36676015511.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (36676015511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11551067663 - 2¹⁴ = 11551051279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11551067663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11551067623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5775533831 + 5775533832.

It is an arithmetic number, because the mean of its divisors is an integer number (5775533832).

Almost surely, 2^11551067663 is an apocalyptic number.

11551067663 is a deficient number, since it is larger than the sum of its proper divisors (1).

11551067663 is an equidigital number, since it uses as much as digits as its factorization.

11551067663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 113400, while the sum is 41.

The spelling of 11551067663 in words is "eleven billion, five hundred fifty-one million, sixty-seven thousand, six hundred sixty-three".