3140140213423 has 4 divisors (see below), whose sum is σ = 3140215115080. Its totient is φ = 3140065311768.

The previous prime is 3140140213367. The next prime is 3140140213433. The reversal of 3140140213423 is 3243120410413.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3140140213423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3140140213391 and 3140140213400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3140140213433) 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, 37387908 + ... + 37471801.

It is an arithmetic number, because the mean of its divisors is an integer number (785053778770).

Almost surely, 2^{3140140213423} is an apocalyptic number.

3140140213423 is a deficient number, since it is larger than the sum of its proper divisors (74901657).

3140140213423 is an equidigital number, since it uses as much as digits as its factorization.

3140140213423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74901656.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 3140140213423 its reverse (3243120410413), we get a palindrome (6383260623836).

The spelling of 3140140213423 in words is "three trillion, one hundred forty billion, one hundred forty million, two hundred thirteen thousand, four hundred twenty-three".