140113271 has 2 divisors, whose sum is σ = 140113272. Its totient is φ = 140113270.

The previous prime is 140113261. The next prime is 140113301. The reversal of 140113271 is 172311041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140113271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140113231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70056635 + 70056636.

It is an arithmetic number, because the mean of its divisors is an integer number (70056636).

Almost surely, 2^140113271 is an apocalyptic number.

140113271 is a deficient number, since it is larger than the sum of its proper divisors (1).

140113271 is an equidigital number, since it uses as much as digits as its factorization.

140113271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 140113271 is about 11836.9451717916. The cubic root of 140113271 is about 519.3894102919.

The spelling of 140113271 in words is "one hundred forty million, one hundred thirteen thousand, two hundred seventy-one".