140035447 has 2 divisors, whose sum is σ = 140035448. Its totient is φ = 140035446.

The previous prime is 140035433. The next prime is 140035451. The reversal of 140035447 is 744530041.

140035447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140035447 - 2⁷ = 140035319 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140035457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70017723 + 70017724.

It is an arithmetic number, because the mean of its divisors is an integer number (70017724).

Almost surely, 2^140035447 is an apocalyptic number.

140035447 is a deficient number, since it is larger than the sum of its proper divisors (1).

140035447 is an equidigital number, since it uses as much as digits as its factorization.

140035447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 140035447 is about 11833.6573805396. The cubic root of 140035447 is about 519.2932299010.

Adding to 140035447 its reverse (744530041), we get a palindrome (884565488).

The spelling of 140035447 in words is "one hundred forty million, thirty-five thousand, four hundred forty-seven".