487278601 has 2 divisors, whose sum is σ = 487278602. Its totient is φ = 487278600.

The previous prime is 487278593. The next prime is 487278611. The reversal of 487278601 is 106872784.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 364046400 + 123232201 = 19080^2 + 11101^2 .

It is a cyclic number.

It is not a de Polignac number, because 487278601 - 2³ = 487278593 is a prime.

It is not a weakly prime, because it can be changed into another prime (487278611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243639300 + 243639301.

It is an arithmetic number, because the mean of its divisors is an integer number (243639301).

Almost surely, 2^487278601 is an apocalyptic number.

It is an amenable number.

487278601 is a deficient number, since it is larger than the sum of its proper divisors (1).

487278601 is an equidigital number, since it uses as much as digits as its factorization.

487278601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150528, while the sum is 43.

The square root of 487278601 is about 22074.3878963834. The cubic root of 487278601 is about 786.9112965096.

The spelling of 487278601 in words is "four hundred eighty-seven million, two hundred seventy-eight thousand, six hundred one".