140540321303 has 4 divisors (see below), whose sum is σ = 140542191720. Its totient is φ = 140538450888.

The previous prime is 140540321293. The next prime is 140540321309. The reversal of 140540321303 is 303123045041.

140540321303 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 a cyclic number.

It is not a de Polignac number, because 140540321303 - 2⁴ = 140540321287 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 (140540321309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 817568 + ... + 974421.

It is an arithmetic number, because the mean of its divisors is an integer number (35135547930).

Almost surely, 2^140540321303 is an apocalyptic number.

140540321303 is a deficient number, since it is larger than the sum of its proper divisors (1870417).

140540321303 is an equidigital number, since it uses as much as digits as its factorization.

140540321303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1870416.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 140540321303 its reverse (303123045041), we get a palindrome (443663366344).

The spelling of 140540321303 in words is "one hundred forty billion, five hundred forty million, three hundred twenty-one thousand, three hundred three".