487487387 has 2 divisors, whose sum is σ = 487487388. Its totient is φ = 487487386.

The previous prime is 487487353. The next prime is 487487447. The reversal of 487487387 is 783784784.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 487487387 - 2¹² = 487483291 is a prime.

It is not a weakly prime, because it can be changed into another prime (487187387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243743693 + 243743694.

It is an arithmetic number, because the mean of its divisors is an integer number (243743694).

Almost surely, 2^487487387 is an apocalyptic number.

487487387 is a deficient number, since it is larger than the sum of its proper divisors (1).

487487387 is an equidigital number, since it uses as much as digits as its factorization.

487487387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8429568, while the sum is 56.

The square root of 487487387 is about 22079.1165357675. The cubic root of 487487387 is about 787.0236706913.

The spelling of 487487387 in words is "four hundred eighty-seven million, four hundred eighty-seven thousand, three hundred eighty-seven".