140159563 has 2 divisors, whose sum is σ = 140159564. Its totient is φ = 140159562.

The previous prime is 140159557. The next prime is 140159629. The reversal of 140159563 is 365951041.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140159563 is a prime.

It is equal to p_7920727 and since 140159563 and 7920727 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (140159533) 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, 70079781 + 70079782.

It is an arithmetic number, because the mean of its divisors is an integer number (70079782).

Almost surely, 2^140159563 is an apocalyptic number.

140159563 is a deficient number, since it is larger than the sum of its proper divisors (1).

140159563 is an equidigital number, since it uses as much as digits as its factorization.

140159563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 140159563 is about 11838.9004134675. The cubic root of 140159563 is about 519.4466043201.

The spelling of 140159563 in words is "one hundred forty million, one hundred fifty-nine thousand, five hundred sixty-three".