13137060449 has 2 divisors, whose sum is σ = 13137060450. Its totient is φ = 13137060448.

The previous prime is 13137060439. The next prime is 13137060481. The reversal of 13137060449 is 94406073131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10195950625 + 2941109824 = 100975^2 + 54232^2 .

It is an emirp because it is prime and its reverse (94406073131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13137060449 - 2¹² = 13137056353 is a prime.

It is not a weakly prime, because it can be changed into another prime (13137060439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6568530224 + 6568530225.

It is an arithmetic number, because the mean of its divisors is an integer number (6568530225).

Almost surely, 2^13137060449 is an apocalyptic number.

It is an amenable number.

13137060449 is a deficient number, since it is larger than the sum of its proper divisors (1).

13137060449 is an equidigital number, since it uses as much as digits as its factorization.

13137060449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 38.

The spelling of 13137060449 in words is "thirteen billion, one hundred thirty-seven million, sixty thousand, four hundred forty-nine".