140240444441 has 2 divisors, whose sum is σ = 140240444442. Its totient is φ = 140240444440.

The previous prime is 140240444389. The next prime is 140240444483. The reversal of 140240444441 is 144444042041.

140240444441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137217644041 + 3022800400 = 370429^2 + 54980^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140240444441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140240444398 and 140240444407.

It is not a weakly prime, because it can be changed into another prime (140240494441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70120222220 + 70120222221.

It is an arithmetic number, because the mean of its divisors is an integer number (70120222221).

Almost surely, 2^140240444441 is an apocalyptic number.

It is an amenable number.

140240444441 is a deficient number, since it is larger than the sum of its proper divisors (1).

140240444441 is an equidigital number, since it uses as much as digits as its factorization.

140240444441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32768, while the sum is 32.

Adding to 140240444441 its reverse (144444042041), we get a palindrome (284684486482).

The spelling of 140240444441 in words is "one hundred forty billion, two hundred forty million, four hundred forty-four thousand, four hundred forty-one".