140223421439 has 2 divisors, whose sum is σ = 140223421440. Its totient is φ = 140223421438.

The previous prime is 140223421421. The next prime is 140223421627. The reversal of 140223421439 is 934124322041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140223421439 - 2¹² = 140223417343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140223421399 and 140223421408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140223421939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70111710719 + 70111710720.

It is an arithmetic number, because the mean of its divisors is an integer number (70111710720).

Almost surely, 2^140223421439 is an apocalyptic number.

140223421439 is a deficient number, since it is larger than the sum of its proper divisors (1).

140223421439 is an equidigital number, since it uses as much as digits as its factorization.

140223421439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 140223421439 in words is "one hundred forty billion, two hundred twenty-three million, four hundred twenty-one thousand, four hundred thirty-nine".