140538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a nialpdrome in base 11.
2140538 is an apocalyptic number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140538 is a wasteful number, since it uses less digits than its factorization.
140538 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 461.
The square root of 140538 is about 374.8839820531. The cubic root of 140538 is about 51.9913693763.
Adding to 140538 its reverse (835041), we get a palindrome (975579).
The spelling of 140538 in words is "one hundred forty thousand, five hundred thirty-eight".