134504524513 has 4 divisors (see below), whose sum is σ = 134505878548. Its totient is φ = 134503170480.

The previous prime is 134504524507. The next prime is 134504524547. The reversal of 134504524513 is 315425405431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 71507038464 + 62997486049 = 267408^2 + 250993^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134504524513 is a prime.

It is a super-2 number, since 2×134504524513² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134504524813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515106 + ... + 730987.

It is an arithmetic number, because the mean of its divisors is an integer number (33626469637).

Almost surely, 2^134504524513 is an apocalyptic number.

It is an amenable number.

134504524513 is a deficient number, since it is larger than the sum of its proper divisors (1354035).

134504524513 is a wasteful number, since it uses less digits than its factorization.

134504524513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354034.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 134504524513 its reverse (315425405431), we get a palindrome (449929929944).

The spelling of 134504524513 in words is "one hundred thirty-four billion, five hundred four million, five hundred twenty-four thousand, five hundred thirteen".