100855607 has 4 divisors (see below), whose sum is σ = 100894416. Its totient is φ = 100816800.

The previous prime is 100855583. The next prime is 100855627. The reversal of 100855607 is 706558001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100855607 - 2¹⁸ = 100593463 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 (100855627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15203 + ... + 20804.

It is an arithmetic number, because the mean of its divisors is an integer number (25223604).

Almost surely, 2^100855607 is an apocalyptic number.

100855607 is a deficient number, since it is larger than the sum of its proper divisors (38809).

100855607 is an equidigital number, since it uses as much as digits as its factorization.

100855607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38808.

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 100855607 is about 10042.6892314758. The cubic root of 100855607 is about 465.4789176860.

The spelling of 100855607 in words is "one hundred million, eight hundred fifty-five thousand, six hundred seven".