140223434393 has 4 divisors (see below), whose sum is σ = 160255353600. Its totient is φ = 120191515188.

The previous prime is 140223434371. The next prime is 140223434411. The reversal of 140223434393 is 393434322041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140223434393 - 2²⁰ = 140222385817 is a prime.

It is a super-2 number, since 2×140223434393² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140223434353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10015959593 + ... + 10015959606.

It is an arithmetic number, because the mean of its divisors is an integer number (40063838400).

Almost surely, 2^140223434393 is an apocalyptic number.

It is an amenable number.

140223434393 is a deficient number, since it is larger than the sum of its proper divisors (20031919207).

140223434393 is an equidigital number, since it uses as much as digits as its factorization.

140223434393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20031919206.

The product of its (nonzero) digits is 186624, while the sum is 38.

The spelling of 140223434393 in words is "one hundred forty billion, two hundred twenty-three million, four hundred thirty-four thousand, three hundred ninety-three".