13134247877 has 2 divisors, whose sum is σ = 13134247878. Its totient is φ = 13134247876.

The previous prime is 13134247837. The next prime is 13134247913. The reversal of 13134247877 is 77874243131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12659400196 + 474847681 = 112514^2 + 21791^2 .

It is an emirp because it is prime and its reverse (77874243131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13134247877 - 2¹² = 13134243781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13134247837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6567123938 + 6567123939.

It is an arithmetic number, because the mean of its divisors is an integer number (6567123939).

Almost surely, 2^13134247877 is an apocalyptic number.

It is an amenable number.

13134247877 is a deficient number, since it is larger than the sum of its proper divisors (1).

13134247877 is an equidigital number, since it uses as much as digits as its factorization.

13134247877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 790272, while the sum is 47.

The spelling of 13134247877 in words is "thirteen billion, one hundred thirty-four million, two hundred forty-seven thousand, eight hundred seventy-seven".