510782641 has 2 divisors, whose sum is σ = 510782642. Its totient is φ = 510782640.

The previous prime is 510782639. The next prime is 510782749. The reversal of 510782641 is 146287015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 506250000 + 4532641 = 22500^2 + 2129^2 .

It is a cyclic number.

It is not a de Polignac number, because 510782641 - 2¹ = 510782639 is a prime.

Together with 510782639, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 510782597 and 510782606.

It is not a weakly prime, because it can be changed into another prime (510782621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255391320 + 255391321.

It is an arithmetic number, because the mean of its divisors is an integer number (255391321).

Almost surely, 2^510782641 is an apocalyptic number.

It is an amenable number.

510782641 is a deficient number, since it is larger than the sum of its proper divisors (1).

510782641 is an equidigital number, since it uses as much as digits as its factorization.

510782641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 510782641 is about 22600.5009015287. The cubic root of 510782641 is about 799.3654556791.

The spelling of 510782641 in words is "five hundred ten million, seven hundred eighty-two thousand, six hundred forty-one".