3147228227413 has 4 divisors (see below), whose sum is σ = 3179673879340. Its totient is φ = 3114782575488.

The previous prime is 3147228227399. The next prime is 3147228227489.

It is a happy number.

3147228227413 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1120799107684 + 2026429119729 = 1058678^2 + 1423527^2 .

It is a cyclic number.

It is not a de Polignac number, because 3147228227413 - 2²⁵ = 3147194672981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3147228227513) 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, 16222825818 + ... + 16222826011.

It is an arithmetic number, because the mean of its divisors is an integer number (794918469835).

Almost surely, 2^{3147228227413} is an apocalyptic number.

It is an amenable number.

3147228227413 is a deficient number, since it is larger than the sum of its proper divisors (32445651927).

3147228227413 is an equidigital number, since it uses as much as digits as its factorization.

3147228227413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32445651926.

The product of its digits is 903168, while the sum is 46.

The spelling of 3147228227413 in words is "three trillion, one hundred forty-seven billion, two hundred twenty-eight million, two hundred twenty-seven thousand, four hundred thirteen".