524410121 has 2 divisors, whose sum is σ = 524410122. Its totient is φ = 524410120.

The previous prime is 524410109. The next prime is 524410123. The reversal of 524410121 is 121014425.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 524410000 + 121 = 22900^2 + 11^2 .

It is a cyclic number.

It is not a de Polignac number, because 524410121 - 2¹⁰ = 524409097 is a prime.

It is a Sophie Germain prime.

Together with 524410123, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 524410093 and 524410102.

It is not a weakly prime, because it can be changed into another prime (524410123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262205060 + 262205061.

It is an arithmetic number, because the mean of its divisors is an integer number (262205061).

Almost surely, 2^524410121 is an apocalyptic number.

It is an amenable number.

524410121 is a deficient number, since it is larger than the sum of its proper divisors (1).

524410121 is an equidigital number, since it uses as much as digits as its factorization.

524410121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 524410121 is about 22900.0026419212. The cubic root of 524410121 is about 806.4120740135.

Adding to 524410121 its reverse (121014425), we get a palindrome (645424546).

The spelling of 524410121 in words is "five hundred twenty-four million, four hundred ten thousand, one hundred twenty-one".