140385803 has 2 divisors, whose sum is σ = 140385804. Its totient is φ = 140385802.

The previous prime is 140385793. The next prime is 140385811. The reversal of 140385803 is 308583041.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140385803 - 2¹⁶ = 140320267 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140385803.

It is not a weakly prime, because it can be changed into another prime (140385823) 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, 70192901 + 70192902.

It is an arithmetic number, because the mean of its divisors is an integer number (70192902).

Almost surely, 2^140385803 is an apocalyptic number.

140385803 is a deficient number, since it is larger than the sum of its proper divisors (1).

140385803 is an equidigital number, since it uses as much as digits as its factorization.

140385803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 140385803 is about 11848.4515022006. The cubic root of 140385803 is about 519.7259441004.

The spelling of 140385803 in words is "one hundred forty million, three hundred eighty-five thousand, eight hundred three".