140755 has 4 divisors (see below), whose sum is σ = 168912. Its totient is φ = 112600.

The previous prime is 140741. The next prime is 140759. The reversal of 140755 is 557041.

140755 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 140755 - 2⁷ = 140627 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140759) 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, 14071 + ... + 14080.

It is an arithmetic number, because the mean of its divisors is an integer number (42228).

2¹⁴⁰⁷⁵⁵ is an apocalyptic number.

140755 is a deficient number, since it is larger than the sum of its proper divisors (28157).

140755 is an equidigital number, since it uses as much as digits as its factorization.

140755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28156.

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 140755 is about 375.1732932926. The cubic root of 140755 is about 52.0181149904.

Adding to 140755 its reverse (557041), we get a palindrome (697796).

The spelling of 140755 in words is "one hundred forty thousand, seven hundred fifty-five".