13135316489 has 2 divisors, whose sum is σ = 13135316490. Its totient is φ = 13135316488.

The previous prime is 13135316479. The next prime is 13135316573. The reversal of 13135316489 is 98461353131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12544000000 + 591316489 = 112000^2 + 24317^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13135316489 is a prime.

It is not a weakly prime, because it can be changed into another prime (13135316419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6567658244 + 6567658245.

It is an arithmetic number, because the mean of its divisors is an integer number (6567658245).

Almost surely, 2^13135316489 is an apocalyptic number.

It is an amenable number.

13135316489 is a deficient number, since it is larger than the sum of its proper divisors (1).

13135316489 is an equidigital number, since it uses as much as digits as its factorization.

13135316489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 44.

The spelling of 13135316489 in words is "thirteen billion, one hundred thirty-five million, three hundred sixteen thousand, four hundred eighty-nine".