11705471 has 2 divisors, whose sum is σ = 11705472. Its totient is φ = 11705470.

The previous prime is 11705461. The next prime is 11705549. The reversal of 11705471 is 17450711.

It is a weak prime.

It is an emirp because it is prime and its reverse (17450711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11705471 - 2¹⁴ = 11689087 is a prime.

It is a super-3 number, since 3×11705471³ (a number of 22 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11705471.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11705411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5852735 + 5852736.

It is an arithmetic number, because the mean of its divisors is an integer number (5852736).

Almost surely, 2^11705471 is an apocalyptic number.

11705471 is a deficient number, since it is larger than the sum of its proper divisors (1).

11705471 is an equidigital number, since it uses as much as digits as its factorization.

11705471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 980, while the sum is 26.

The square root of 11705471 is about 3421.3259125666. The cubic root of 11705471 is about 227.0542477426.

The spelling of 11705471 in words is "eleven million, seven hundred five thousand, four hundred seventy-one".