140423243603 has 2 divisors, whose sum is σ = 140423243604. Its totient is φ = 140423243602.

The previous prime is 140423243557. The next prime is 140423243669. The reversal of 140423243603 is 306342324041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140423243603 - 2⁶ = 140423243539 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140423243603.

It is not a weakly prime, because it can be changed into another prime (140423243903) 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 as a sum of consecutive naturals, namely, 70211621801 + 70211621802.

It is an arithmetic number, because the mean of its divisors is an integer number (70211621802).

Almost surely, 2^140423243603 is an apocalyptic number.

140423243603 is a deficient number, since it is larger than the sum of its proper divisors (1).

140423243603 is an equidigital number, since it uses as much as digits as its factorization.

140423243603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 140423243603 its reverse (306342324041), we get a palindrome (446765567644).

The spelling of 140423243603 in words is "one hundred forty billion, four hundred twenty-three million, two hundred forty-three thousand, six hundred three".