140434323212013 has 4 divisors (see below), whose sum is σ = 187245764282688. Its totient is φ = 93622882141340.

The previous prime is 140434323211997. The next prime is 140434323212039. The reversal of 140434323212013 is 310212323434041.

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 140434323212013 - 2⁴ = 140434323211997 is a prime.

It is a super-2 number, since 2×140434323212013² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140434323212063) 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, 23405720535333 + ... + 23405720535338.

It is an arithmetic number, because the mean of its divisors is an integer number (46811441070672).

Almost surely, 2^{140434323212013} is an apocalyptic number.

It is an amenable number.

140434323212013 is a deficient number, since it is larger than the sum of its proper divisors (46811441070675).

140434323212013 is an equidigital number, since it uses as much as digits as its factorization.

140434323212013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46811441070674.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 140434323212013 its reverse (310212323434041), we get a palindrome (450646646646054).

The spelling of 140434323212013 in words is "one hundred forty trillion, four hundred thirty-four billion, three hundred twenty-three million, two hundred twelve thousand, thirteen".