10971871 has 2 divisors, whose sum is σ = 10971872. Its totient is φ = 10971870.

The previous prime is 10971847. The next prime is 10971893. The reversal of 10971871 is 17817901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10971871 - 2⁵ = 10971839 is a prime.

It is equal to p₇₂₄₇₈₆ and since 10971871 and 724786 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10971841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5485935 + 5485936.

It is an arithmetic number, because the mean of its divisors is an integer number (5485936).

Almost surely, 2^10971871 is an apocalyptic number.

10971871 is a deficient number, since it is larger than the sum of its proper divisors (1).

10971871 is an equidigital number, since it uses as much as digits as its factorization.

10971871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3528, while the sum is 34.

The square root of 10971871 is about 3312.3814695774. The cubic root of 10971871 is about 222.2082765230.

The spelling of 10971871 in words is "ten million, nine hundred seventy-one thousand, eight hundred seventy-one".