11108971 has 2 divisors, whose sum is σ = 11108972. Its totient is φ = 11108970.

The previous prime is 11108963. The next prime is 11108983. The reversal of 11108971 is 17980111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11108971 - 2³ = 11108963 is a prime.

It is not a weakly prime, because it can be changed into another prime (11108941) 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, 5554485 + 5554486.

It is an arithmetic number, because the mean of its divisors is an integer number (5554486).

Almost surely, 2^11108971 is an apocalyptic number.

11108971 is a deficient number, since it is larger than the sum of its proper divisors (1).

11108971 is an equidigital number, since it uses as much as digits as its factorization.

11108971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 28.

The square root of 11108971 is about 3333.0123012074. The cubic root of 11108971 is about 223.1299891652.

The spelling of 11108971 in words is "eleven million, one hundred eight thousand, nine hundred seventy-one".