134513537447 has 8 divisors (see below), whose sum is σ = 139156197600. Its totient is φ = 129871161504.

The previous prime is 134513537437. The next prime is 134513537461. The reversal of 134513537447 is 744735315431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134513537447 - 2¹⁴ = 134513521063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134513537437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1428713 + ... + 1519949.

It is an arithmetic number, because the mean of its divisors is an integer number (17394524700).

Almost surely, 2^134513537447 is an apocalyptic number.

134513537447 is a deficient number, since it is larger than the sum of its proper divisors (4642660153).

134513537447 is an equidigital number, since it uses as much as digits as its factorization.

134513537447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142105.

The product of its digits is 2116800, while the sum is 47.

The spelling of 134513537447 in words is "one hundred thirty-four billion, five hundred thirteen million, five hundred thirty-seven thousand, four hundred forty-seven".