140311303 has 8 divisors (see below), whose sum is σ = 153622800. Its totient is φ = 127092480.

The previous prime is 140311291. The next prime is 140311331. The reversal of 140311303 is 303113041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140311303 - 2⁵ = 140311271 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 (140311393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19978 + ... + 26071.

It is an arithmetic number, because the mean of its divisors is an integer number (19202850).

Almost surely, 2^140311303 is an apocalyptic number.

140311303 is a deficient number, since it is larger than the sum of its proper divisors (13311497).

140311303 is a wasteful number, since it uses less digits than its factorization.

140311303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46337.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 140311303 is about 11845.3072142516. The cubic root of 140311303 is about 519.6339917014.

Adding to 140311303 its reverse (303113041), we get a palindrome (443424344).

It can be divided in two parts, 1 and 40311303, that added together give a palindrome (40311304).

The spelling of 140311303 in words is "one hundred forty million, three hundred eleven thousand, three hundred three".