13104413144461 has 2 divisors, whose sum is σ = 13104413144462. Its totient is φ = 13104413144460.

The previous prime is 13104413144413. The next prime is 13104413144467. The reversal of 13104413144461 is 16444131440131.

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., 11564121167236 + 1540291977225 = 3400606^2 + 1241085^2 .

It is a cyclic number.

It is not a de Polignac number, because 13104413144461 - 2²¹ = 13104411047309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13104413144461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13104413144467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6552206572230 + 6552206572231.

It is an arithmetic number, because the mean of its divisors is an integer number (6552206572231).

Almost surely, 2^{13104413144461} is an apocalyptic number.

It is an amenable number.

13104413144461 is a deficient number, since it is larger than the sum of its proper divisors (1).

13104413144461 is an equidigital number, since it uses as much as digits as its factorization.

13104413144461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 37.

Adding to 13104413144461 its reverse (16444131440131), we get a palindrome (29548544584592).

The spelling of 13104413144461 in words is "thirteen trillion, one hundred four billion, four hundred thirteen million, one hundred forty-four thousand, four hundred sixty-one".