11706511 has 2 divisors, whose sum is σ = 11706512. Its totient is φ = 11706510.

The previous prime is 11706509. The next prime is 11706529. The reversal of 11706511 is 11560711.

11706511 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11706511 - 2¹ = 11706509 is a prime.

Together with 11706509, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11706311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5853255 + 5853256.

It is an arithmetic number, because the mean of its divisors is an integer number (5853256).

Almost surely, 2^11706511 is an apocalyptic number.

11706511 is a deficient number, since it is larger than the sum of its proper divisors (1).

11706511 is an equidigital number, since it uses as much as digits as its factorization.

11706511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 210, while the sum is 22.

The square root of 11706511 is about 3421.4778970498. The cubic root of 11706511 is about 227.0609719323.

The spelling of 11706511 in words is "eleven million, seven hundred six thousand, five hundred eleven".