11168971 has 4 divisors (see below), whose sum is σ = 12184344. Its totient is φ = 10153600.

The previous prime is 11168953. The next prime is 11168999. The reversal of 11168971 is 17986111.

11168971 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11168971 - 2¹¹ = 11166923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11168951) 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 in 3 ways as a sum of consecutive naturals, for example, 507670 + ... + 507691.

It is an arithmetic number, because the mean of its divisors is an integer number (3046086).

Almost surely, 2^11168971 is an apocalyptic number.

11168971 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11168971 is a deficient number, since it is larger than the sum of its proper divisors (1015373).

11168971 is a wasteful number, since it uses less digits than its factorization.

11168971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015372.

The product of its digits is 3024, while the sum is 34.

The square root of 11168971 is about 3342.0010472769. The cubic root of 11168971 is about 223.5309794619.

The spelling of 11168971 in words is "eleven million, one hundred sixty-eight thousand, nine hundred seventy-one".