106666715 has 8 divisors (see below), whose sum is σ = 128351040. Its totient is φ = 85099392.

The previous prime is 106666673. The next prime is 106666723. The reversal of 106666715 is 517666601.

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

It is a cyclic number.

It is not a de Polignac number, because 106666715 - 2⁸ = 106666459 is a prime.

It is a super-2 number, since 2×106666715² = 22755576177782450, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 27230 + ... + 30899.

It is an arithmetic number, because the mean of its divisors is an integer number (16043880).

Almost surely, 2^106666715 is an apocalyptic number.

106666715 is a deficient number, since it is larger than the sum of its proper divisors (21684325).

106666715 is an equidigital number, since it uses as much as digits as its factorization.

106666715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58501.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 106666715 is about 10327.9579298136. The cubic root of 106666715 is about 474.2525122305.

The spelling of 106666715 in words is "one hundred six million, six hundred sixty-six thousand, seven hundred fifteen".