11347811 has 2 divisors, whose sum is σ = 11347812. Its totient is φ = 11347810.

The previous prime is 11347793. The next prime is 11347813. The reversal of 11347811 is 11874311.

11347811 is digitally balanced in base 3, 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 11347811 - 2⁶ = 11347747 is a prime.

Together with 11347813, 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 (11347813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5673905 + 5673906.

It is an arithmetic number, because the mean of its divisors is an integer number (5673906).

Almost surely, 2^11347811 is an apocalyptic number.

11347811 is a deficient number, since it is larger than the sum of its proper divisors (1).

11347811 is an equidigital number, since it uses as much as digits as its factorization.

11347811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 672, while the sum is 26.

The square root of 11347811 is about 3368.6512137649. The cubic root of 11347811 is about 224.7177431834.

The spelling of 11347811 in words is "eleven million, three hundred forty-seven thousand, eight hundred eleven".