140532303 has 16 divisors (see below), whose sum is σ = 201438720. Its totient is φ = 86867136.

The previous prime is 140532281. The next prime is 140532307. The reversal of 140532303 is 303235041.

It is not a de Polignac number, because 140532303 - 2¹⁸ = 140270159 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140532303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140532307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23550 + ... + 28907.

It is an arithmetic number, because the mean of its divisors is an integer number (12589920).

Almost surely, 2^140532303 is an apocalyptic number.

140532303 is a deficient number, since it is larger than the sum of its proper divisors (60906417).

140532303 is a wasteful number, since it uses less digits than its factorization.

140532303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52526.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 140532303 is about 11854.6321326307. The cubic root of 140532303 is about 519.9066684073.

Adding to 140532303 its reverse (303235041), we get a palindrome (443767344).

The spelling of 140532303 in words is "one hundred forty million, five hundred thirty-two thousand, three hundred three".