105500085 has 8 divisors (see below), whose sum is σ = 168800160. Its totient is φ = 56266704.

The previous prime is 105500081. The next prime is 105500089. The reversal of 105500085 is 580005501.

It is an interprime number because it is at equal distance from previous prime (105500081) and next prime (105500089).

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

It is not a de Polignac number, because 105500085 - 2² = 105500081 is a prime.

It is a super-2 number, since 2×105500085² = 22260535870014450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105500081) 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, 3516655 + ... + 3516684.

It is an arithmetic number, because the mean of its divisors is an integer number (21100020).

Almost surely, 2^105500085 is an apocalyptic number.

105500085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

105500085 is a deficient number, since it is larger than the sum of its proper divisors (63300075).

105500085 is an equidigital number, since it uses as much as digits as its factorization.

105500085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7033347.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 105500085 is about 10271.3234298215. The cubic root of 105500085 is about 472.5171797454.

Adding to 105500085 its reverse (580005501), we get a palindrome (685505586).

The spelling of 105500085 in words is "one hundred five million, five hundred thousand, eighty-five".