522113 has 2 divisors, whose sum is σ = 522114.
Its totient is φ = 522112.
The previous prime is 522083. The next prime is 522127. The reversal of 522113 is 311225.
It is a happy number.
It is an a-pointer prime, because the next prime (522127) can be obtained adding 522113 to its sum of digits (14).
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 368449 + 153664 = 607^2 + 392^2
It is a cyclic number.
It is not a de Polignac number, because 522113 - 212 = 518017 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (522413) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261056 + 261057.
It is an arithmetic number, because the mean of its divisors is an integer number (261057).
2522113 is an apocalyptic number.
It is an amenable number.
522113 is a deficient number, since it is larger than the sum of its proper divisors (1).
522113 is an equidigital number, since it uses as much as digits as its factorization.
522113 is an evil number, because the sum of its binary digits is even.
The product of its digits is 60, while the sum is 14.
The square root of 522113 is about 722.5738716560.
The cubic root of 522113 is about 80.5232884024.
Adding to 522113 its reverse (311225), we get a palindrome (833338).
The spelling of 522113 in words is "five hundred twenty-two thousand, one hundred thirteen".