140332123117 has 2 divisors, whose sum is σ = 140332123118. Its totient is φ = 140332123116.

The previous prime is 140332123031. The next prime is 140332123187. The reversal of 140332123117 is 711321233041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137625418441 + 2706704676 = 370979^2 + 52026^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140332123117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140332123187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70166061558 + 70166061559.

It is an arithmetic number, because the mean of its divisors is an integer number (70166061559).

Almost surely, 2^140332123117 is an apocalyptic number.

It is an amenable number.

140332123117 is a deficient number, since it is larger than the sum of its proper divisors (1).

140332123117 is an equidigital number, since it uses as much as digits as its factorization.

140332123117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

Adding to 140332123117 its reverse (711321233041), we get a palindrome (851653356158).

The spelling of 140332123117 in words is "one hundred forty billion, three hundred thirty-two million, one hundred twenty-three thousand, one hundred seventeen".