11114891 has 2 divisors, whose sum is σ = 11114892. Its totient is φ = 11114890.

The previous prime is 11114881. The next prime is 11114893. The reversal of 11114891 is 19841111.

11114891 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 not a de Polignac number, because 11114891 - 2¹⁸ = 10852747 is a prime.

Together with 11114893, 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 11114891.

It is not a weakly prime, because it can be changed into another prime (11114893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5557445 + 5557446.

It is an arithmetic number, because the mean of its divisors is an integer number (5557446).

Almost surely, 2^11114891 is an apocalyptic number.

11114891 is a deficient number, since it is larger than the sum of its proper divisors (1).

11114891 is an equidigital number, since it uses as much as digits as its factorization.

11114891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 26.

The square root of 11114891 is about 3333.9002684544. The cubic root of 11114891 is about 223.1696176469.

The spelling of 11114891 in words is "eleven million, one hundred fourteen thousand, eight hundred ninety-one".