11716071 has 4 divisors (see below), whose sum is σ = 15621432. Its totient is φ = 7810712.

The previous prime is 11716063. The next prime is 11716091. The reversal of 11716071 is 17061711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17061711 = 3 ⋅5687237.

It is a cyclic number.

It is not a de Polignac number, because 11716071 - 2³ = 11716063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11716091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1952676 + ... + 1952681.

It is an arithmetic number, because the mean of its divisors is an integer number (3905358).

Almost surely, 2^11716071 is an apocalyptic number.

11716071 is a deficient number, since it is larger than the sum of its proper divisors (3905361).

11716071 is an equidigital number, since it uses as much as digits as its factorization.

11716071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3905360.

The product of its (nonzero) digits is 294, while the sum is 24.

The square root of 11716071 is about 3422.8746690465. The cubic root of 11716071 is about 227.1227641055.

Adding to 11716071 its reverse (17061711), we get a palindrome (28777782).

The spelling of 11716071 in words is "eleven million, seven hundred sixteen thousand, seventy-one".