100686361 has 8 divisors (see below), whose sum is σ = 105609600. Its totient is φ = 95879088.

The previous prime is 100686353. The next prime is 100686389. The reversal of 100686361 is 163686001.

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 100686361 - 2³ = 100686353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100686161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27211 + ... + 30688.

It is an arithmetic number, because the mean of its divisors is an integer number (13201200).

Almost surely, 2^100686361 is an apocalyptic number.

It is an amenable number.

100686361 is a deficient number, since it is larger than the sum of its proper divisors (4923239).

100686361 is an equidigital number, since it uses as much as digits as its factorization.

100686361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57983.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 100686361 is about 10034.2593647962. The cubic root of 100686361 is about 465.2183981982.

The spelling of 100686361 in words is "one hundred million, six hundred eighty-six thousand, three hundred sixty-one".