10666065 has 16 divisors (see below), whose sum is σ = 17322048. Its totient is φ = 5603136.

The previous prime is 10666063. The next prime is 10666067. The reversal of 10666065 is 56066601.

It is an interprime number because it is at equal distance from previous prime (10666063) and next prime (10666067).

It is not a de Polignac number, because 10666065 - 2¹ = 10666063 is a prime.

It is a super-2 number, since 2×10666065² = 227529885168450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10666063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4302 + ... + 6311.

It is an arithmetic number, because the mean of its divisors is an integer number (1082628).

Almost surely, 2^10666065 is an apocalyptic number.

10666065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10666065 is a deficient number, since it is larger than the sum of its proper divisors (6655983).

10666065 is a wasteful number, since it uses less digits than its factorization.

10666065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10688.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 10666065 is about 3265.8942113914. The cubic root of 10666065 is about 220.1243443077.

The spelling of 10666065 in words is "ten million, six hundred sixty-six thousand, sixty-five".