140540303 has 2 divisors, whose sum is σ = 140540304. Its totient is φ = 140540302.

The previous prime is 140540299. The next prime is 140540341. The reversal of 140540303 is 303045041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140540303 - 2² = 140540299 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140540363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70270151 + 70270152.

It is an arithmetic number, because the mean of its divisors is an integer number (70270152).

Almost surely, 2^140540303 is an apocalyptic number.

140540303 is a deficient number, since it is larger than the sum of its proper divisors (1).

140540303 is an equidigital number, since it uses as much as digits as its factorization.

140540303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 140540303 is about 11854.9695486745. The cubic root of 140540303 is about 519.9165336941.

Adding to 140540303 its reverse (303045041), we get a palindrome (443585344).

The spelling of 140540303 in words is "one hundred forty million, five hundred forty thousand, three hundred three".