11012971 has 2 divisors, whose sum is σ = 11012972. Its totient is φ = 11012970.

The previous prime is 11012959. The next prime is 11013017. The reversal of 11012971 is 17921011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11012971 - 2⁹ = 11012459 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11012941) 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, 5506485 + 5506486.

It is an arithmetic number, because the mean of its divisors is an integer number (5506486).

Almost surely, 2^11012971 is an apocalyptic number.

11012971 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012971 is an equidigital number, since it uses as much as digits as its factorization.

11012971 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 22.

The square root of 11012971 is about 3318.5796660620. The cubic root of 11012971 is about 222.4853906159.

Adding to 11012971 its reverse (17921011), we get a palindrome (28933982).

The spelling of 11012971 in words is "eleven million, twelve thousand, nine hundred seventy-one".