13105411521029 has 2 divisors, whose sum is σ = 13105411521030. Its totient is φ = 13105411521028.

The previous prime is 13105411520977. The next prime is 13105411521049. The reversal of 13105411521029 is 92012511450131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13045084792804 + 60326728225 = 3611798^2 + 245615^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13105411521029 is a prime.

It is a super-2 number, since 2×13105411521029² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13105411521029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13105411521049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6552705760514 + 6552705760515.

It is an arithmetic number, because the mean of its divisors is an integer number (6552705760515).

Almost surely, 2^{13105411521029} is an apocalyptic number.

It is an amenable number.

13105411521029 is a deficient number, since it is larger than the sum of its proper divisors (1).

13105411521029 is an equidigital number, since it uses as much as digits as its factorization.

13105411521029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 35.

The spelling of 13105411521029 in words is "thirteen trillion, one hundred five billion, four hundred eleven million, five hundred twenty-one thousand, twenty-nine".