100855659 has 8 divisors (see below), whose sum is σ = 134786512. Its totient is φ = 67080960.

The previous prime is 100855633. The next prime is 100855663. The reversal of 100855659 is 956558001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100855659 - 2⁵ = 100855627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100855259) 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, 37522 + ... + 40119.

It is an arithmetic number, because the mean of its divisors is an integer number (16848314).

Almost surely, 2^100855659 is an apocalyptic number.

100855659 is a deficient number, since it is larger than the sum of its proper divisors (33930853).

100855659 is an equidigital number, since it uses as much as digits as its factorization.

100855659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78077.

The product of its (nonzero) digits is 54000, while the sum is 39.

The square root of 100855659 is about 10042.6918204234. The cubic root of 100855659 is about 465.4789976845.

The spelling of 100855659 in words is "one hundred million, eight hundred fifty-five thousand, six hundred fifty-nine".