106666711 has 4 divisors (see below), whose sum is σ = 107321272. Its totient is φ = 106012152.

The previous prime is 106666673. The next prime is 106666723. The reversal of 106666711 is 117666601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 106666711 - 2⁷ = 106666583 is a prime.

It is a super-2 number, since 2×106666711² = 22755574471115042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106666771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327036 + ... + 327361.

It is an arithmetic number, because the mean of its divisors is an integer number (26830318).

Almost surely, 2^106666711 is an apocalyptic number.

106666711 is a deficient number, since it is larger than the sum of its proper divisors (654561).

106666711 is an equidigital number, since it uses as much as digits as its factorization.

106666711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654560.

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

The square root of 106666711 is about 10327.9577361645. The cubic root of 106666711 is about 474.2525063024.

The spelling of 106666711 in words is "one hundred six million, six hundred sixty-six thousand, seven hundred eleven".