520282349 has 2 divisors, whose sum is σ = 520282350. Its totient is φ = 520282348.

The previous prime is 520282313. The next prime is 520282361. The reversal of 520282349 is 943282025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 351750025 + 168532324 = 18755^2 + 12982^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-520282349 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (520282309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260141174 + 260141175.

It is an arithmetic number, because the mean of its divisors is an integer number (260141175).

Almost surely, 2^520282349 is an apocalyptic number.

It is an amenable number.

520282349 is a deficient number, since it is larger than the sum of its proper divisors (1).

520282349 is an equidigital number, since it uses as much as digits as its factorization.

520282349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 520282349 is about 22809.6985731947. The cubic root of 520282349 is about 804.2906699854.

The spelling of 520282349 in words is "five hundred twenty million, two hundred eighty-two thousand, three hundred forty-nine".