140230532503 has 4 divisors (see below), whose sum is σ = 140231966728. Its totient is φ = 140229098280.

The previous prime is 140230532489. The next prime is 140230532513. The reversal of 140230532503 is 305235032041.

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 140230532503 - 2⁵ = 140230532471 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 (140230532513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 558801 + ... + 769882.

It is an arithmetic number, because the mean of its divisors is an integer number (35057991682).

Almost surely, 2^140230532503 is an apocalyptic number.

140230532503 is a deficient number, since it is larger than the sum of its proper divisors (1434225).

140230532503 is a wasteful number, since it uses less digits than its factorization.

140230532503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434224.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 140230532503 its reverse (305235032041), we get a palindrome (445465564544).

The spelling of 140230532503 in words is "one hundred forty billion, two hundred thirty million, five hundred thirty-two thousand, five hundred three".