13134547 has 2 divisors, whose sum is σ = 13134548. Its totient is φ = 13134546.

The previous prime is 13134533. The next prime is 13134551. The reversal of 13134547 is 74543131.

13134547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13134547 is a prime.

It is not a weakly prime, because it can be changed into another prime (13134577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6567273 + 6567274.

It is an arithmetic number, because the mean of its divisors is an integer number (6567274).

Almost surely, 2^13134547 is an apocalyptic number.

13134547 is a deficient number, since it is larger than the sum of its proper divisors (1).

13134547 is an equidigital number, since it uses as much as digits as its factorization.

13134547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 28.

The square root of 13134547 is about 3624.1615582090. The cubic root of 13134547 is about 235.9418785820.

Adding to 13134547 its reverse (74543131), we get a palindrome (87677678).

The spelling of 13134547 in words is "thirteen million, one hundred thirty-four thousand, five hundred forty-seven".