140275867 has 2 divisors, whose sum is σ = 140275868. Its totient is φ = 140275866.

The previous prime is 140275853. The next prime is 140275897. The reversal of 140275867 is 768572041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140275867 - 2⁷ = 140275739 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (140275897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70137933 + 70137934.

It is an arithmetic number, because the mean of its divisors is an integer number (70137934).

Almost surely, 2^140275867 is an apocalyptic number.

140275867 is a deficient number, since it is larger than the sum of its proper divisors (1).

140275867 is an equidigital number, since it uses as much as digits as its factorization.

140275867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94080, while the sum is 40.

The square root of 140275867 is about 11843.8113375720. The cubic root of 140275867 is about 519.5902430271.

The spelling of 140275867 in words is "one hundred forty million, two hundred seventy-five thousand, eight hundred sixty-seven".