487317587 has 2 divisors, whose sum is σ = 487317588. Its totient is φ = 487317586.

The previous prime is 487317569. The next prime is 487317601. The reversal of 487317587 is 785713784.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 487317587 - 2¹⁴ = 487301203 is a prime.

It is not a weakly prime, because it can be changed into another prime (487317557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243658793 + 243658794.

It is an arithmetic number, because the mean of its divisors is an integer number (243658794).

Almost surely, 2^487317587 is an apocalyptic number.

487317587 is a deficient number, since it is larger than the sum of its proper divisors (1).

487317587 is an equidigital number, since it uses as much as digits as its factorization.

487317587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1317120, while the sum is 50.

The square root of 487317587 is about 22075.2709383147. The cubic root of 487317587 is about 786.9322822493.

The spelling of 487317587 in words is "four hundred eighty-seven million, three hundred seventeen thousand, five hundred eighty-seven".