Adding to 105090 its reverse (90501), we get a palindrome (195591).
105090 is an esthetic number in base 15, because in such base its adjacent digits differ by 1.
It is an alternating number because its digits alternate between odd and even.
It is a plaindrome in base 13.
It is a congruent number.
105090 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
2105090 is an apocalyptic number.
105090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 105090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105090 is a wasteful number, since it uses less digits than its factorization.
105090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154.
The square root of 105090 is about 324.1758781896. The cubic root of 105090 is about 47.1904150795.
The spelling of 105090 in words is "one hundred five thousand, ninety".