140063293 has 2 divisors, whose sum is σ = 140063294. Its totient is φ = 140063292.

The previous prime is 140063281. The next prime is 140063303. The reversal of 140063293 is 392360041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139192804 + 870489 = 11798^2 + 933^2 .

It is an emirp because it is prime and its reverse (392360041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 140063293 - 2⁹ = 140062781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140063213) 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, 70031646 + 70031647.

It is an arithmetic number, because the mean of its divisors is an integer number (70031647).

Almost surely, 2^140063293 is an apocalyptic number.

It is an amenable number.

140063293 is a deficient number, since it is larger than the sum of its proper divisors (1).

140063293 is an equidigital number, since it uses as much as digits as its factorization.

140063293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 140063293 is about 11834.8338813859. The cubic root of 140063293 is about 519.3276480458.

The spelling of 140063293 in words is "one hundred forty million, sixty-three thousand, two hundred ninety-three".