140842577717 has 2 divisors, whose sum is σ = 140842577718. Its totient is φ = 140842577716.

The previous prime is 140842577713. The next prime is 140842577723. The reversal of 140842577717 is 717775248041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75712475281 + 65130102436 = 275159^2 + 255206^2 .

It is a cyclic number.

It is not a de Polignac number, because 140842577717 - 2² = 140842577713 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140842577713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70421288858 + 70421288859.

It is an arithmetic number, because the mean of its divisors is an integer number (70421288859).

Almost surely, 2^140842577717 is an apocalyptic number.

It is an amenable number.

140842577717 is a deficient number, since it is larger than the sum of its proper divisors (1).

140842577717 is an equidigital number, since it uses as much as digits as its factorization.

140842577717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3073280, while the sum is 53.

The spelling of 140842577717 in words is "one hundred forty billion, eight hundred forty-two million, five hundred seventy-seven thousand, seven hundred seventeen".