655341487 has 2 divisors, whose sum is σ = 655341488. Its totient is φ = 655341486.

The previous prime is 655341481. The next prime is 655341503. The reversal of 655341487 is 784143556.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 655341487 - 2¹¹ = 655339439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (655341481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327670743 + 327670744.

It is an arithmetic number, because the mean of its divisors is an integer number (327670744).

Almost surely, 2^655341487 is an apocalyptic number.

655341487 is a deficient number, since it is larger than the sum of its proper divisors (1).

655341487 is an equidigital number, since it uses as much as digits as its factorization.

655341487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 403200, while the sum is 43.

The square root of 655341487 is about 25599.6384154152. The cubic root of 655341487 is about 868.6054581947.

The spelling of 655341487 in words is "six hundred fifty-five million, three hundred forty-one thousand, four hundred eighty-seven".