11705567 has 2 divisors, whose sum is σ = 11705568. Its totient is φ = 11705566.

The previous prime is 11705549. The next prime is 11705581. The reversal of 11705567 is 76550711.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11705567 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11705587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5852783 + 5852784.

It is an arithmetic number, because the mean of its divisors is an integer number (5852784).

Almost surely, 2^11705567 is an apocalyptic number.

11705567 is a deficient number, since it is larger than the sum of its proper divisors (1).

11705567 is an equidigital number, since it uses as much as digits as its factorization.

11705567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7350, while the sum is 32.

The square root of 11705567 is about 3421.3399421864. The cubic root of 11705567 is about 227.0548684537.

The spelling of 11705567 in words is "eleven million, seven hundred five thousand, five hundred sixty-seven".