511652473 has 2 divisors, whose sum is σ = 511652474. Its totient is φ = 511652472.

The previous prime is 511652447. The next prime is 511652507. The reversal of 511652473 is 374256115.

It is an a-pointer prime, because the next prime (511652507) can be obtained adding 511652473 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 511347769 + 304704 = 22613^2 + 552^2 .

It is a cyclic number.

It is not a de Polignac number, because 511652473 - 2²⁵ = 478098041 is a prime.

It is not a weakly prime, because it can be changed into another prime (511650473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255826236 + 255826237.

It is an arithmetic number, because the mean of its divisors is an integer number (255826237).

Almost surely, 2^511652473 is an apocalyptic number.

It is an amenable number.

511652473 is a deficient number, since it is larger than the sum of its proper divisors (1).

511652473 is an equidigital number, since it uses as much as digits as its factorization.

511652473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 34.

The square root of 511652473 is about 22619.7363600905. The cubic root of 511652473 is about 799.8189553858.

The spelling of 511652473 in words is "five hundred eleven million, six hundred fifty-two thousand, four hundred seventy-three".