134561461613 has 8 divisors (see below), whose sum is σ = 140605116288. Its totient is φ = 128533903344.

The previous prime is 134561461549. The next prime is 134561461663. The reversal of 134561461613 is 316164165431.

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 134561461613 - 2⁶ = 134561461549 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 (134561461663) 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, 4007006 + ... + 4040447.

It is an arithmetic number, because the mean of its divisors is an integer number (17575639536).

Almost surely, 2^134561461613 is an apocalyptic number.

It is an amenable number.

134561461613 is a deficient number, since it is larger than the sum of its proper divisors (6043654675).

134561461613 is an equidigital number, since it uses as much as digits as its factorization.

134561461613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8048203.

The product of its digits is 155520, while the sum is 41.

The spelling of 134561461613 in words is "one hundred thirty-four billion, five hundred sixty-one million, four hundred sixty-one thousand, six hundred thirteen".