140035530671 has 2 divisors, whose sum is σ = 140035530672. Its totient is φ = 140035530670.

The previous prime is 140035530641. The next prime is 140035530721. The reversal of 140035530671 is 176035530041.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140035530671 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140035530641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70017765335 + 70017765336.

It is an arithmetic number, because the mean of its divisors is an integer number (70017765336).

Almost surely, 2^140035530671 is an apocalyptic number.

140035530671 is a deficient number, since it is larger than the sum of its proper divisors (1).

140035530671 is an equidigital number, since it uses as much as digits as its factorization.

140035530671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 35.

The spelling of 140035530671 in words is "one hundred forty billion, thirty-five million, five hundred thirty thousand, six hundred seventy-one".