522541121 has 16 divisors (see below), whose sum is σ = 571252176. Its totient is φ = 475969536.

The previous prime is 522541109. The next prime is 522541141. The reversal of 522541121 is 121145225.

It can be written as a sum of positive squares in 8 ways, for example, as 330330625 + 192210496 = 18175^2 + 13864^2 .

It is not a de Polignac number, because 522541121 - 2⁶ = 522541057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (522541141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121805 + ... + 126021.

It is an arithmetic number, because the mean of its divisors is an integer number (35703261).

Almost surely, 2^522541121 is an apocalyptic number.

It is an amenable number.

522541121 is a deficient number, since it is larger than the sum of its proper divisors (48711055).

522541121 is a wasteful number, since it uses less digits than its factorization.

522541121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4468.

The product of its digits is 800, while the sum is 23.

The square root of 522541121 is about 22859.1583615845. The cubic root of 522541121 is about 805.4529148894.

Adding to 522541121 its reverse (121145225), we get a palindrome (643686346).

The spelling of 522541121 in words is "five hundred twenty-two million, five hundred forty-one thousand, one hundred twenty-one".