134005849521 has 8 divisors (see below), whose sum is σ = 178680881664. Its totient is φ = 89334025200.

The previous prime is 134005849499. The next prime is 134005849541. The reversal of 134005849521 is 125948500431.

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

It is not a de Polignac number, because 134005849521 - 2¹¹ = 134005847473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134005849541) 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, 702726 + ... + 872831.

It is an arithmetic number, because the mean of its divisors is an integer number (22335110208).

Almost surely, 2^134005849521 is an apocalyptic number.

It is an amenable number.

134005849521 is a deficient number, since it is larger than the sum of its proper divisors (44675032143).

134005849521 is a wasteful number, since it uses less digits than its factorization.

134005849521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603911.

The product of its (nonzero) digits is 172800, while the sum is 42.

The spelling of 134005849521 in words is "one hundred thirty-four billion, five million, eight hundred forty-nine thousand, five hundred twenty-one".