100844087 has 8 divisors (see below), whose sum is σ = 102332160. Its totient is φ = 99362680.

The previous prime is 100844059. The next prime is 100844089. The reversal of 100844087 is 780448001.

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 100844087 - 2²⁰ = 99795511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100844089) 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 in 7 ways as a sum of consecutive naturals, for example, 34364 + ... + 37182.

It is an arithmetic number, because the mean of its divisors is an integer number (12791520).

Almost surely, 2^100844087 is an apocalyptic number.

100844087 is a deficient number, since it is larger than the sum of its proper divisors (1488073).

100844087 is an equidigital number, since it uses as much as digits as its factorization.

100844087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333.

The product of its (nonzero) digits is 7168, while the sum is 32.

The square root of 100844087 is about 10042.1156635442. The cubic root of 100844087 is about 465.4611942578.

The spelling of 100844087 in words is "one hundred million, eight hundred forty-four thousand, eighty-seven".