140443524427 has 2 divisors, whose sum is σ = 140443524428. Its totient is φ = 140443524426.

The previous prime is 140443524329. The next prime is 140443524461. The reversal of 140443524427 is 724425344041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140443524427 - 2¹¹ = 140443522379 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140443524427.

It is not a weakly prime, because it can be changed into another prime (140443524467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70221762213 + 70221762214.

It is an arithmetic number, because the mean of its divisors is an integer number (70221762214).

Almost surely, 2^140443524427 is an apocalyptic number.

140443524427 is a deficient number, since it is larger than the sum of its proper divisors (1).

140443524427 is an equidigital number, since it uses as much as digits as its factorization.

140443524427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 430080, while the sum is 40.

Adding to 140443524427 its reverse (724425344041), we get a palindrome (864868868468).

The spelling of 140443524427 in words is "one hundred forty billion, four hundred forty-three million, five hundred twenty-four thousand, four hundred twenty-seven".