13601553311149 has 2 divisors, whose sum is σ = 13601553311150. Its totient is φ = 13601553311148.

The previous prime is 13601553311011. The next prime is 13601553311153. The reversal of 13601553311149 is 94111335510631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13189658907049 + 411894404100 = 3631757^2 + 641790^2 .

It is a cyclic number.

It is not a de Polignac number, because 13601553311149 - 2⁹ = 13601553310637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13601553311189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6800776655574 + 6800776655575.

It is an arithmetic number, because the mean of its divisors is an integer number (6800776655575).

Almost surely, 2^{13601553311149} is an apocalyptic number.

It is an amenable number.

13601553311149 is a deficient number, since it is larger than the sum of its proper divisors (1).

13601553311149 is an equidigital number, since it uses as much as digits as its factorization.

13601553311149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145800, while the sum is 43.

The spelling of 13601553311149 in words is "thirteen trillion, six hundred one billion, five hundred fifty-three million, three hundred eleven thousand, one hundred forty-nine".