11149871351867 has 2 divisors, whose sum is σ = 11149871351868. Its totient is φ = 11149871351866.

The previous prime is 11149871351837. The next prime is 11149871351869. The reversal of 11149871351867 is 76815317894111.

It is a strong prime.

It is an emirp because it is prime and its reverse (76815317894111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11149871351867 - 2⁴² = 6751824840763 is a prime.

Together with 11149871351869, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11149871351869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5574935675933 + 5574935675934.

It is an arithmetic number, because the mean of its divisors is an integer number (5574935675934).

Almost surely, 2^{11149871351867} is an apocalyptic number.

11149871351867 is a deficient number, since it is larger than the sum of its proper divisors (1).

11149871351867 is an equidigital number, since it uses as much as digits as its factorization.

11149871351867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10160640, while the sum is 62.

The spelling of 11149871351867 in words is "eleven trillion, one hundred forty-nine billion, eight hundred seventy-one million, three hundred fifty-one thousand, eight hundred sixty-seven".