13411504555381 has 2 divisors, whose sum is σ = 13411504555382. Its totient is φ = 13411504555380.

The previous prime is 13411504555343. The next prime is 13411504555453. The reversal of 13411504555381 is 18355540511431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12631875598225 + 779628957156 = 3554135^2 + 882966^2 .

It is a cyclic number.

It is not a de Polignac number, because 13411504555381 - 2⁹ = 13411504554869 is a prime.

It is a super-2 number, since 2×13411504555381² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13411504555321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6705752277690 + 6705752277691.

It is an arithmetic number, because the mean of its divisors is an integer number (6705752277691).

Almost surely, 2^{13411504555381} is an apocalyptic number.

It is an amenable number.

13411504555381 is a deficient number, since it is larger than the sum of its proper divisors (1).

13411504555381 is an equidigital number, since it uses as much as digits as its factorization.

13411504555381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720000, while the sum is 46.

The spelling of 13411504555381 in words is "thirteen trillion, four hundred eleven billion, five hundred four million, five hundred fifty-five thousand, three hundred eighty-one".