3477172231213 has 2 divisors, whose sum is σ = 3477172231214. Its totient is φ = 3477172231212.

The previous prime is 3477172231207. The next prime is 3477172231223. The reversal of 3477172231213 is 3121322717743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2809287744649 + 667884486564 = 1676093^2 + 817242^2 .

It is a cyclic number.

It is not a de Polignac number, because 3477172231213 - 2²⁹ = 3476635360301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3477172231213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3477172231223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1738586115606 + 1738586115607.

It is an arithmetic number, because the mean of its divisors is an integer number (1738586115607).

Almost surely, 2^{3477172231213} is an apocalyptic number.

It is an amenable number.

3477172231213 is a deficient number, since it is larger than the sum of its proper divisors (1).

3477172231213 is an equidigital number, since it uses as much as digits as its factorization.

3477172231213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 296352, while the sum is 43.

Adding to 3477172231213 its reverse (3121322717743), we get a palindrome (6598494948956).

The spelling of 3477172231213 in words is "three trillion, four hundred seventy-seven billion, one hundred seventy-two million, two hundred thirty-one thousand, two hundred thirteen".