523241617 has 2 divisors, whose sum is σ = 523241618. Its totient is φ = 523241616.

The previous prime is 523241597. The next prime is 523241683. The reversal of 523241617 is 716142325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 411643521 + 111598096 = 20289^2 + 10564^2 .

It is a cyclic number.

It is not a de Polignac number, because 523241617 - 2⁷ = 523241489 is a prime.

It is not a weakly prime, because it can be changed into another prime (523248617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261620808 + 261620809.

It is an arithmetic number, because the mean of its divisors is an integer number (261620809).

Almost surely, 2^523241617 is an apocalyptic number.

It is an amenable number.

523241617 is a deficient number, since it is larger than the sum of its proper divisors (1).

523241617 is an equidigital number, since it uses as much as digits as its factorization.

523241617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 31.

The square root of 523241617 is about 22874.4752289533. The cubic root of 523241617 is about 805.8126726122.

The spelling of 523241617 in words is "five hundred twenty-three million, two hundred forty-one thousand, six hundred seventeen".