134631512543 has 8 divisors (see below), whose sum is σ = 147393416016. Its totient is φ = 121956721600.

The previous prime is 134631512497. The next prime is 134631512551. The reversal of 134631512543 is 345215136431.

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 134631512543 - 2⁸ = 134631512287 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134631512497 and 134631512506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134631512593) 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, 21774896 + ... + 21781077.

It is an arithmetic number, because the mean of its divisors is an integer number (18424177002).

Almost surely, 2^134631512543 is an apocalyptic number.

134631512543 is a deficient number, since it is larger than the sum of its proper divisors (12761903473).

134631512543 is a wasteful number, since it uses less digits than its factorization.

134631512543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43556265.

The product of its digits is 129600, while the sum is 38.

Adding to 134631512543 its reverse (345215136431), we get a palindrome (479846648974).

The spelling of 134631512543 in words is "one hundred thirty-four billion, six hundred thirty-one million, five hundred twelve thousand, five hundred forty-three".