524686361 has 2 divisors, whose sum is σ = 524686362. Its totient is φ = 524686360.

The previous prime is 524686319. The next prime is 524686363. The reversal of 524686361 is 163686425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 425803225 + 98883136 = 20635^2 + 9944^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-524686361 is a prime.

It is a super-3 number, since 3×524686361³ (a number of 27 digits) contains 333 as substring.

Together with 524686363, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (524686363) 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 as a sum of consecutive naturals, namely, 262343180 + 262343181.

It is an arithmetic number, because the mean of its divisors is an integer number (262343181).

Almost surely, 2^524686361 is an apocalyptic number.

It is an amenable number.

524686361 is a deficient number, since it is larger than the sum of its proper divisors (1).

524686361 is an equidigital number, since it uses as much as digits as its factorization.

524686361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 41.

The square root of 524686361 is about 22906.0332881972. The cubic root of 524686361 is about 806.5536452503.

The spelling of 524686361 in words is "five hundred twenty-four million, six hundred eighty-six thousand, three hundred sixty-one".