13312120143349 has 2 divisors, whose sum is σ = 13312120143350. Its totient is φ = 13312120143348.

The previous prime is 13312120143341. The next prime is 13312120143389. The reversal of 13312120143349 is 94334102121331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12102098143249 + 1210022000100 = 3478807^2 + 1100010^2 .

It is a cyclic number.

It is not a de Polignac number, because 13312120143349 - 2³ = 13312120143341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13312120143341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6656060071674 + 6656060071675.

It is an arithmetic number, because the mean of its divisors is an integer number (6656060071675).

Almost surely, 2^{13312120143349} is an apocalyptic number.

It is an amenable number.

13312120143349 is a deficient number, since it is larger than the sum of its proper divisors (1).

13312120143349 is an equidigital number, since it uses as much as digits as its factorization.

13312120143349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 13312120143349 in words is "thirteen trillion, three hundred twelve billion, one hundred twenty million, one hundred forty-three thousand, three hundred forty-nine".