521134 has 8 divisors (see below), whose sum is σ = 815760. Its totient is φ = 249216.

The previous prime is 521119. The next prime is 521137. The reversal of 521134 is 431125.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (521137) by changing a digit.

521134 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5619 + ... + 5710.

It is an arithmetic number, because the mean of its divisors is an integer number (101970).

2⁵²¹¹³⁴ is an apocalyptic number.

521134 is a deficient number, since it is larger than the sum of its proper divisors (294626).

521134 is a wasteful number, since it uses less digits than its factorization.

521134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11354.

The product of its digits is 120, while the sum is 16.

The square root of 521134 is about 721.8961144098. The cubic root of 521134 is about 80.4729278976.

Adding to 521134 its reverse (431125), we get a palindrome (952259).

Subtracting from 521134 its reverse (431125), we obtain a palindrome (90009).

The spelling of 521134 in words is "five hundred twenty-one thousand, one hundred thirty-four".