13134846749 has 2 divisors, whose sum is σ = 13134846750. Its totient is φ = 13134846748.

The previous prime is 13134846679. The next prime is 13134846821. The reversal of 13134846749 is 94764843131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12355878649 + 778968100 = 111157^2 + 27910^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13134846749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13134846697 and 13134846706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13134846449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6567423374 + 6567423375.

It is an arithmetic number, because the mean of its divisors is an integer number (6567423375).

Almost surely, 2^13134846749 is an apocalyptic number.

It is an amenable number.

13134846749 is a deficient number, since it is larger than the sum of its proper divisors (1).

13134846749 is an equidigital number, since it uses as much as digits as its factorization.

13134846749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 50.

The spelling of 13134846749 in words is "thirteen billion, one hundred thirty-four million, eight hundred forty-six thousand, seven hundred forty-nine".