520325134 has 32 divisors (see below), whose sum is σ = 931953600. Its totient is φ = 213158400.

The previous prime is 520325131. The next prime is 520325153. The reversal of 520325134 is 431523025.

It is a junction number, because it is equal to n+sod(n) for n = 520325099 and 520325108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520325131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34662 + ... + 47350.

It is an arithmetic number, because the mean of its divisors is an integer number (29123550).

Almost surely, 2^520325134 is an apocalyptic number.

520325134 is a deficient number, since it is larger than the sum of its proper divisors (411628466).

520325134 is a wasteful number, since it uses less digits than its factorization.

520325134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12828.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 520325134 is about 22810.6364225113. The cubic root of 520325134 is about 804.3127161130.

Adding to 520325134 its reverse (431523025), we get a palindrome (951848159).

The spelling of 520325134 in words is "five hundred twenty million, three hundred twenty-five thousand, one hundred thirty-four".