13133510249 has 2 divisors, whose sum is σ = 13133510250. Its totient is φ = 13133510248.

The previous prime is 13133510237. The next prime is 13133510263. The reversal of 13133510249 is 94201533131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11577760000 + 1555750249 = 107600^2 + 39443^2 .

It is an emirp because it is prime and its reverse (94201533131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13133510249 - 2⁸ = 13133509993 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (13133510449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6566755124 + 6566755125.

It is an arithmetic number, because the mean of its divisors is an integer number (6566755125).

Almost surely, 2^13133510249 is an apocalyptic number.

It is an amenable number.

13133510249 is a deficient number, since it is larger than the sum of its proper divisors (1).

13133510249 is an equidigital number, since it uses as much as digits as its factorization.

13133510249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 32.

The spelling of 13133510249 in words is "thirteen billion, one hundred thirty-three million, five hundred ten thousand, two hundred forty-nine".