100666675 has 6 divisors (see below), whose sum is σ = 124826708. Its totient is φ = 80533320.

The previous prime is 100666649. The next prime is 100666691. The reversal of 100666675 is 576666001.

It is a happy number.

It is not a de Polignac number, because 100666675 - 2⁷ = 100666547 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2013309 + ... + 2013358.

Almost surely, 2^100666675 is an apocalyptic number.

100666675 is a deficient number, since it is larger than the sum of its proper divisors (24160033).

100666675 is an equidigital number, since it uses as much as digits as its factorization.

100666675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4026677 (or 4026672 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 100666675 is about 10033.2783774796. The cubic root of 100666675 is about 465.1880766921.

The spelling of 100666675 in words is "one hundred million, six hundred sixty-six thousand, six hundred seventy-five".