13120442182349 has 2 divisors, whose sum is σ = 13120442182350. Its totient is φ = 13120442182348.

The previous prime is 13120442182303. The next prime is 13120442182373. The reversal of 13120442182349 is 94328124402131.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10687060577449 + 2433381604900 = 3269107^2 + 1559930^2 .

It is a cyclic number.

It is not a de Polignac number, because 13120442182349 - 2¹² = 13120442178253 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13120442181349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6560221091174 + 6560221091175.

It is an arithmetic number, because the mean of its divisors is an integer number (6560221091175).

Almost surely, 2^{13120442182349} is an apocalyptic number.

It is an amenable number.

13120442182349 is a deficient number, since it is larger than the sum of its proper divisors (1).

13120442182349 is an equidigital number, since it uses as much as digits as its factorization.

13120442182349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 44.

The spelling of 13120442182349 in words is "thirteen trillion, one hundred twenty billion, four hundred forty-two million, one hundred eighty-two thousand, three hundred forty-nine".