140120303 has 4 divisors (see below), whose sum is σ = 140147568. Its totient is φ = 140093040.

The previous prime is 140120293. The next prime is 140120311. The reversal of 140120303 is 303021041.

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 140120303 - 2¹⁶ = 140054767 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 (140120803) 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 in 3 ways as a sum of consecutive naturals, for example, 3326 + ... + 17067.

It is an arithmetic number, because the mean of its divisors is an integer number (35036892).

Almost surely, 2^140120303 is an apocalyptic number.

140120303 is a deficient number, since it is larger than the sum of its proper divisors (27265).

140120303 is an equidigital number, since it uses as much as digits as its factorization.

140120303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27264.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 140120303 is about 11837.2422041623. The cubic root of 140120303 is about 519.3980991791.

Adding to 140120303 its reverse (303021041), we get a palindrome (443141344).

The spelling of 140120303 in words is "one hundred forty million, one hundred twenty thousand, three hundred three".