140063593 has 2 divisors, whose sum is σ = 140063594. Its totient is φ = 140063592.

The previous prime is 140063569. The next prime is 140063621. The reversal of 140063593 is 395360041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135210384 + 4853209 = 11628^2 + 2203^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140063593 is a prime.

It is not a weakly prime, because it can be changed into another prime (140063293) 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, 70031796 + 70031797.

It is an arithmetic number, because the mean of its divisors is an integer number (70031797).

Almost surely, 2^140063593 is an apocalyptic number.

It is an amenable number.

140063593 is a deficient number, since it is larger than the sum of its proper divisors (1).

140063593 is an equidigital number, since it uses as much as digits as its factorization.

140063593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 140063593 is about 11834.8465558283. The cubic root of 140063593 is about 519.3280188263.

The spelling of 140063593 in words is "one hundred forty million, sixty-three thousand, five hundred ninety-three".