13166232525241 has 2 divisors, whose sum is σ = 13166232525242. Its totient is φ = 13166232525240.

The previous prime is 13166232525133. The next prime is 13166232525301. The reversal of 13166232525241 is 14252523266131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11195521932841 + 1970710592400 = 3345971^2 + 1403820^2 .

It is an emirp because it is prime and its reverse (14252523266131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13166232525241 - 2¹¹ = 13166232523193 is a prime.

It is not a weakly prime, because it can be changed into another prime (13166232525041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6583116262620 + 6583116262621.

It is an arithmetic number, because the mean of its divisors is an integer number (6583116262621).

Almost surely, 2^{13166232525241} is an apocalyptic number.

It is an amenable number.

13166232525241 is a deficient number, since it is larger than the sum of its proper divisors (1).

13166232525241 is an equidigital number, since it uses as much as digits as its factorization.

13166232525241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 518400, while the sum is 43.

The spelling of 13166232525241 in words is "thirteen trillion, one hundred sixty-six billion, two hundred thirty-two million, five hundred twenty-five thousand, two hundred forty-one".