11185812539411 has 2 divisors, whose sum is σ = 11185812539412. Its totient is φ = 11185812539410.

The previous prime is 11185812539371. The next prime is 11185812539413. The reversal of 11185812539411 is 11493521858111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11185812539411 - 2¹⁰ = 11185812538387 is a prime.

Together with 11185812539413, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11185812539411.

It is not a weakly prime, because it can be changed into another prime (11185812539413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5592906269705 + 5592906269706.

It is an arithmetic number, because the mean of its divisors is an integer number (5592906269706).

Almost surely, 2^{11185812539411} is an apocalyptic number.

11185812539411 is a deficient number, since it is larger than the sum of its proper divisors (1).

11185812539411 is an equidigital number, since it uses as much as digits as its factorization.

11185812539411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 345600, while the sum is 50.

The spelling of 11185812539411 in words is "eleven trillion, one hundred eighty-five billion, eight hundred twelve million, five hundred thirty-nine thousand, four hundred eleven".