11755328311 has 2 divisors, whose sum is σ = 11755328312. Its totient is φ = 11755328310.

The previous prime is 11755328293. The next prime is 11755328339. The reversal of 11755328311 is 11382355711.

It is a weak prime.

It is an emirp because it is prime and its reverse (11382355711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11755328311 - 2⁷ = 11755328183 is a prime.

It is a super-2 number, since 2×11755328311² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11755328411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5877664155 + 5877664156.

It is an arithmetic number, because the mean of its divisors is an integer number (5877664156).

Almost surely, 2^11755328311 is an apocalyptic number.

11755328311 is a deficient number, since it is larger than the sum of its proper divisors (1).

11755328311 is an equidigital number, since it uses as much as digits as its factorization.

11755328311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 37.

The spelling of 11755328311 in words is "eleven billion, seven hundred fifty-five million, three hundred twenty-eight thousand, three hundred eleven".