487563317 has 2 divisors, whose sum is σ = 487563318. Its totient is φ = 487563316.

The previous prime is 487563311. The next prime is 487563337. The reversal of 487563317 is 713365784.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 421645156 + 65918161 = 20534^2 + 8119^2 .

It is a cyclic number.

It is not a de Polignac number, because 487563317 - 2⁶ = 487563253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (487563311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243781658 + 243781659.

It is an arithmetic number, because the mean of its divisors is an integer number (243781659).

Almost surely, 2^487563317 is an apocalyptic number.

It is an amenable number.

487563317 is a deficient number, since it is larger than the sum of its proper divisors (1).

487563317 is an equidigital number, since it uses as much as digits as its factorization.

487563317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 423360, while the sum is 44.

The square root of 487563317 is about 22080.8359669647. The cubic root of 487563317 is about 787.0645302817.

The spelling of 487563317 in words is "four hundred eighty-seven million, five hundred sixty-three thousand, three hundred seventeen".