2140633435117 has 2 divisors, whose sum is σ = 2140633435118. Its totient is φ = 2140633435116.

The previous prime is 2140633435097. The next prime is 2140633435177. The reversal of 2140633435117 is 7115343360412.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1575461770276 + 565171664841 = 1255174^2 + 751779^2 .

It is a cyclic number.

It is not a de Polignac number, because 2140633435117 - 2²³ = 2140625046509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2140633435117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2140633435177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070316717558 + 1070316717559.

It is an arithmetic number, because the mean of its divisors is an integer number (1070316717559).

Almost surely, 2^{2140633435117} is an apocalyptic number.

It is an amenable number.

2140633435117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140633435117 is an equidigital number, since it uses as much as digits as its factorization.

2140633435117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 40.

Adding to 2140633435117 its reverse (7115343360412), we get a palindrome (9255976795529).

The spelling of 2140633435117 in words is "two trillion, one hundred forty billion, six hundred thirty-three million, four hundred thirty-five thousand, one hundred seventeen".