13453516129 has 2 divisors, whose sum is σ = 13453516130. Its totient is φ = 13453516128.

The previous prime is 13453516073. The next prime is 13453516169. The reversal of 13453516129 is 92161535431.

It is a happy number.

It is an a-pointer prime, because the next prime (13453516169) can be obtained adding 13453516129 to its sum of digits (40).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9452700625 + 4000815504 = 97225^2 + 63252^2 .

It is a cyclic number.

It is not a de Polignac number, because 13453516129 - 2⁹ = 13453515617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13453516091 and 13453516100.

It is not a weakly prime, because it can be changed into another prime (13453516169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6726758064 + 6726758065.

It is an arithmetic number, because the mean of its divisors is an integer number (6726758065).

Almost surely, 2^13453516129 is an apocalyptic number.

It is an amenable number.

13453516129 is a deficient number, since it is larger than the sum of its proper divisors (1).

13453516129 is an equidigital number, since it uses as much as digits as its factorization.

13453516129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97200, while the sum is 40.

The spelling of 13453516129 in words is "thirteen billion, four hundred fifty-three million, five hundred sixteen thousand, one hundred twenty-nine".