11380243271 has 2 divisors, whose sum is σ = 11380243272. Its totient is φ = 11380243270.

The previous prime is 11380243247. The next prime is 11380243279. The reversal of 11380243271 is 17234208311.

11380243271 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11380243271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11380243279) 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, 5690121635 + 5690121636.

It is an arithmetic number, because the mean of its divisors is an integer number (5690121636).

Almost surely, 2^11380243271 is an apocalyptic number.

11380243271 is a deficient number, since it is larger than the sum of its proper divisors (1).

11380243271 is an equidigital number, since it uses as much as digits as its factorization.

11380243271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 11380243271 in words is "eleven billion, three hundred eighty million, two hundred forty-three thousand, two hundred seventy-one".