10666719 has 12 divisors (see below), whose sum is σ = 17608656. Its totient is φ = 6095232.

The previous prime is 10666717. The next prime is 10666729. The reversal of 10666719 is 91766601.

It is not a de Polignac number, because 10666719 - 2¹ = 10666717 is a prime.

It is a super-2 number, since 2×10666719² = 227557788449922, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10666717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84594 + ... + 84719.

It is an arithmetic number, because the mean of its divisors is an integer number (1467388).

Almost surely, 2^10666719 is an apocalyptic number.

10666719 is a deficient number, since it is larger than the sum of its proper divisors (6941937).

10666719 is a wasteful number, since it uses less digits than its factorization.

10666719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169326 (or 169323 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 10666719 is about 3265.9943355738. The cubic root of 10666719 is about 220.1288432608.

The spelling of 10666719 in words is "ten million, six hundred sixty-six thousand, seven hundred nineteen".