140134332917 has 2 divisors, whose sum is σ = 140134332918. Its totient is φ = 140134332916.

The previous prime is 140134332913. The next prime is 140134333019. The reversal of 140134332917 is 719233431041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123801237316 + 16333095601 = 351854^2 + 127801^2 .

It is a cyclic number.

It is not a de Polignac number, because 140134332917 - 2² = 140134332913 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140134332913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70067166458 + 70067166459.

It is an arithmetic number, because the mean of its divisors is an integer number (70067166459).

Almost surely, 2^140134332917 is an apocalyptic number.

It is an amenable number.

140134332917 is a deficient number, since it is larger than the sum of its proper divisors (1).

140134332917 is an equidigital number, since it uses as much as digits as its factorization.

140134332917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 38.

Adding to 140134332917 its reverse (719233431041), we get a palindrome (859367763958).

The spelling of 140134332917 in words is "one hundred forty billion, one hundred thirty-four million, three hundred thirty-two thousand, nine hundred seventeen".