100291168 has 24 divisors (see below), whose sum is σ = 197762040. Its totient is φ = 50065920.

The previous prime is 100291159. The next prime is 100291171. The reversal of 100291168 is 861192001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21528 + ... + 25768.

It is an arithmetic number, because the mean of its divisors is an integer number (8240085).

Almost surely, 2^100291168 is an apocalyptic number.

It is an amenable number.

100291168 is a deficient number, since it is larger than the sum of its proper divisors (97470872).

100291168 is an equidigital number, since it uses as much as digits as its factorization.

100291168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4990 (or 4982 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 28.

The square root of 100291168 is about 10014.5478180495. The cubic root of 100291168 is about 464.6089408815.

The spelling of 100291168 in words is "one hundred million, two hundred ninety-one thousand, one hundred sixty-eight".