510491473 has 2 divisors, whose sum is σ = 510491474. Its totient is φ = 510491472.

The previous prime is 510491467. The next prime is 510491537. The reversal of 510491473 is 374194015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 506115009 + 4376464 = 22497^2 + 2092^2 .

It is a cyclic number.

It is not a de Polignac number, because 510491473 - 2⁵ = 510491441 is a prime.

It is not a weakly prime, because it can be changed into another prime (510491873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255245736 + 255245737.

It is an arithmetic number, because the mean of its divisors is an integer number (255245737).

Almost surely, 2^510491473 is an apocalyptic number.

It is an amenable number.

510491473 is a deficient number, since it is larger than the sum of its proper divisors (1).

510491473 is an equidigital number, since it uses as much as digits as its factorization.

510491473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 510491473 is about 22594.0583561254. The cubic root of 510491473 is about 799.2135359504.

The spelling of 510491473 in words is "five hundred ten million, four hundred ninety-one thousand, four hundred seventy-three".