140146163 has 2 divisors, whose sum is σ = 140146164. Its totient is φ = 140146162.

The previous prime is 140146117. The next prime is 140146189. The reversal of 140146163 is 361641041.

It is an a-pointer prime, because the next prime (140146189) can be obtained adding 140146163 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140146163 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (140146663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70073081 + 70073082.

It is an arithmetic number, because the mean of its divisors is an integer number (70073082).

Almost surely, 2^140146163 is an apocalyptic number.

140146163 is a deficient number, since it is larger than the sum of its proper divisors (1).

140146163 is an equidigital number, since it uses as much as digits as its factorization.

140146163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 140146163 is about 11838.3344690037. The cubic root of 140146163 is about 519.4300498395.

The spelling of 140146163 in words is "one hundred forty million, one hundred forty-six thousand, one hundred sixty-three".