11400538663 has 2 divisors, whose sum is σ = 11400538664. Its totient is φ = 11400538662.

The previous prime is 11400538649. The next prime is 11400538711. The reversal of 11400538663 is 36683500411.

11400538663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11400538663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11400538603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5700269331 + 5700269332.

It is an arithmetic number, because the mean of its divisors is an integer number (5700269332).

Almost surely, 2^11400538663 is an apocalyptic number.

11400538663 is a deficient number, since it is larger than the sum of its proper divisors (1).

11400538663 is an equidigital number, since it uses as much as digits as its factorization.

11400538663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 11400538663 in words is "eleven billion, four hundred million, five hundred thirty-eight thousand, six hundred sixty-three".