523105241 has 2 divisors, whose sum is σ = 523105242. Its totient is φ = 523105240.

The previous prime is 523105237. The next prime is 523105267. The reversal of 523105241 is 142501325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 435139600 + 87965641 = 20860^2 + 9379^2 .

It is a cyclic number.

It is not a de Polignac number, because 523105241 - 2² = 523105237 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (523105291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261552620 + 261552621.

It is an arithmetic number, because the mean of its divisors is an integer number (261552621).

Almost surely, 2^523105241 is an apocalyptic number.

It is an amenable number.

523105241 is a deficient number, since it is larger than the sum of its proper divisors (1).

523105241 is an equidigital number, since it uses as much as digits as its factorization.

523105241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 523105241 is about 22871.4940701302. The cubic root of 523105241 is about 805.7426583942.

Adding to 523105241 its reverse (142501325), we get a palindrome (665606566).

The spelling of 523105241 in words is "five hundred twenty-three million, one hundred five thousand, two hundred forty-one".