140134277 has 2 divisors, whose sum is σ = 140134278. Its totient is φ = 140134276.

The previous prime is 140134271. The next prime is 140134303. The reversal of 140134277 is 772431041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82283041 + 57851236 = 9071^2 + 7606^2 .

It is a cyclic number.

It is not a de Polignac number, because 140134277 - 2⁸ = 140134021 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140134271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70067138 + 70067139.

It is an arithmetic number, because the mean of its divisors is an integer number (70067139).

Almost surely, 2^140134277 is an apocalyptic number.

It is an amenable number.

140134277 is a deficient number, since it is larger than the sum of its proper divisors (1).

140134277 is an equidigital number, since it uses as much as digits as its factorization.

140134277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 140134277 is about 11837.8324451734. The cubic root of 140134277 is about 519.4153648849.

The spelling of 140134277 in words is "one hundred forty million, one hundred thirty-four thousand, two hundred seventy-seven".