11385136211 has 2 divisors, whose sum is σ = 11385136212. Its totient is φ = 11385136210.

The previous prime is 11385136207. The next prime is 11385136307. The reversal of 11385136211 is 11263158311.

11385136211 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 not a de Polignac number, because 11385136211 - 2² = 11385136207 is a prime.

It is not a weakly prime, because it can be changed into another prime (11385136811) 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, 5692568105 + 5692568106.

It is an arithmetic number, because the mean of its divisors is an integer number (5692568106).

Almost surely, 2^11385136211 is an apocalyptic number.

11385136211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11385136211 is an equidigital number, since it uses as much as digits as its factorization.

11385136211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 32.

The spelling of 11385136211 in words is "eleven billion, three hundred eighty-five million, one hundred thirty-six thousand, two hundred eleven".