134541052523 has 4 divisors (see below), whose sum is σ = 134620242600. Its totient is φ = 134461862448.

The previous prime is 134541052519. The next prime is 134541052549. The reversal of 134541052523 is 325250145431.

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

It is a cyclic number.

It is not a de Polignac number, because 134541052523 - 2² = 134541052519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134541052573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39592490 + ... + 39595887.

It is an arithmetic number, because the mean of its divisors is an integer number (33655060650).

Almost surely, 2^134541052523 is an apocalyptic number.

134541052523 is a deficient number, since it is larger than the sum of its proper divisors (79190077).

134541052523 is an equidigital number, since it uses as much as digits as its factorization.

134541052523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79190076.

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 134541052523 its reverse (325250145431), we get a palindrome (459791197954).

The spelling of 134541052523 in words is "one hundred thirty-four billion, five hundred forty-one million, fifty-two thousand, five hundred twenty-three".