11003132171 has 2 divisors, whose sum is σ = 11003132172. Its totient is φ = 11003132170.

The previous prime is 11003132167. The next prime is 11003132209. The reversal of 11003132171 is 17123130011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11003132171 - 2² = 11003132167 is a prime.

It is not a weakly prime, because it can be changed into another prime (11003132141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5501566085 + 5501566086.

It is an arithmetic number, because the mean of its divisors is an integer number (5501566086).

Almost surely, 2^11003132171 is an apocalyptic number.

11003132171 is a deficient number, since it is larger than the sum of its proper divisors (1).

11003132171 is an equidigital number, since it uses as much as digits as its factorization.

11003132171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 20.

Adding to 11003132171 its reverse (17123130011), we get a palindrome (28126262182).

The spelling of 11003132171 in words is "eleven billion, three million, one hundred thirty-two thousand, one hundred seventy-one".