140012040314171 has 2 divisors, whose sum is σ = 140012040314172. Its totient is φ = 140012040314170.

The previous prime is 140012040314141. The next prime is 140012040314177. The reversal of 140012040314171 is 171413040210041.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140012040314171 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (140012040314177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70006020157085 + 70006020157086.

It is an arithmetic number, because the mean of its divisors is an integer number (70006020157086).

Almost surely, 2^{140012040314171} is an apocalyptic number.

140012040314171 is a deficient number, since it is larger than the sum of its proper divisors (1).

140012040314171 is an equidigital number, since it uses as much as digits as its factorization.

140012040314171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 29.

The spelling of 140012040314171 in words is "one hundred forty trillion, twelve billion, forty million, three hundred fourteen thousand, one hundred seventy-one".