523140530134 has 8 divisors (see below), whose sum is σ = 784715205960. Its totient is φ = 261568794816.

The previous prime is 523140530117. The next prime is 523140530149. The reversal of 523140530134 is 431035041325.

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

It is a junction number, because it is equal to n+sod(n) for n = 523140530096 and 523140530105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217444 + ... + 1045735.

It is an arithmetic number, because the mean of its divisors is an integer number (98089400745).

Almost surely, 2^523140530134 is an apocalyptic number.

523140530134 is a deficient number, since it is larger than the sum of its proper divisors (261574675826).

523140530134 is a wasteful number, since it uses less digits than its factorization.

523140530134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470254.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 523140530134 its reverse (431035041325), we get a palindrome (954175571459).

The spelling of 523140530134 in words is "five hundred twenty-three billion, one hundred forty million, five hundred thirty thousand, one hundred thirty-four".