10971665 has 8 divisors (see below), whose sum is σ = 13472448. Its totient is φ = 8573040.

The previous prime is 10971659. The next prime is 10971679. The reversal of 10971665 is 56617901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10971665 - 2⁶ = 10971601 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 25301 + ... + 25730.

It is an arithmetic number, because the mean of its divisors is an integer number (1684056).

Almost surely, 2^10971665 is an apocalyptic number.

It is an amenable number.

10971665 is a deficient number, since it is larger than the sum of its proper divisors (2500783).

10971665 is an equidigital number, since it uses as much as digits as its factorization.

10971665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51079.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 10971665 is about 3312.3503739792. The cubic root of 10971665 is about 222.2068858398.

The spelling of 10971665 in words is "ten million, nine hundred seventy-one thousand, six hundred sixty-five".