100686011 has 2 divisors, whose sum is σ = 100686012. Its totient is φ = 100686010.

The previous prime is 100685993. The next prime is 100686017. The reversal of 100686011 is 110686001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100686011 - 2⁶ = 100685947 is a prime.

It is a super-2 number, since 2×100686011² = 20275345622184242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (100686017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50343005 + 50343006.

It is an arithmetic number, because the mean of its divisors is an integer number (50343006).

Almost surely, 2^100686011 is an apocalyptic number.

100686011 is a deficient number, since it is larger than the sum of its proper divisors (1).

100686011 is an equidigital number, since it uses as much as digits as its factorization.

100686011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 100686011 is about 10034.2419245302. The cubic root of 100686011 is about 465.2178591426.

The spelling of 100686011 in words is "one hundred million, six hundred eighty-six thousand, eleven".