140140431163 has 2 divisors, whose sum is σ = 140140431164. Its totient is φ = 140140431162.

The previous prime is 140140431091. The next prime is 140140431247. The reversal of 140140431163 is 361134041041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140140431163 - 2²⁹ = 139603560251 is a prime.

It is not a weakly prime, because it can be changed into another prime (140140432163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70070215581 + 70070215582.

It is an arithmetic number, because the mean of its divisors is an integer number (70070215582).

Almost surely, 2^140140431163 is an apocalyptic number.

140140431163 is a deficient number, since it is larger than the sum of its proper divisors (1).

140140431163 is an equidigital number, since it uses as much as digits as its factorization.

140140431163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 140140431163 in words is "one hundred forty billion, one hundred forty million, four hundred thirty-one thousand, one hundred sixty-three".