10646971 has 2 divisors, whose sum is σ = 10646972. Its totient is φ = 10646970.

The previous prime is 10646969. The next prime is 10646989. The reversal of 10646971 is 17964601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10646971 - 2¹ = 10646969 is a prime.

It is a super-2 number, since 2×10646971² = 226715982949682, which contains 22 as substring.

Together with 10646969, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10646941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5323485 + 5323486.

It is an arithmetic number, because the mean of its divisors is an integer number (5323486).

Almost surely, 2^10646971 is an apocalyptic number.

10646971 is a deficient number, since it is larger than the sum of its proper divisors (1).

10646971 is an equidigital number, since it uses as much as digits as its factorization.

10646971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 10646971 is about 3262.9696596812. The cubic root of 10646971 is about 219.9929129948.

The spelling of 10646971 in words is "ten million, six hundred forty-six thousand, nine hundred seventy-one".