140137271 has 2 divisors, whose sum is σ = 140137272. Its totient is φ = 140137270.

The previous prime is 140137201. The next prime is 140137279. The reversal of 140137271 is 172731041.

It is a happy number.

140137271 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140137271 - 2¹⁰ = 140136247 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140137271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140137279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70068635 + 70068636.

It is an arithmetic number, because the mean of its divisors is an integer number (70068636).

Almost surely, 2^140137271 is an apocalyptic number.

140137271 is a deficient number, since it is larger than the sum of its proper divisors (1).

140137271 is an equidigital number, since it uses as much as digits as its factorization.

140137271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 140137271 is about 11837.9589034597. The cubic root of 140137271 is about 519.4190640001.

The spelling of 140137271 in words is "one hundred forty million, one hundred thirty-seven thousand, two hundred seventy-one".