487061851 has 2 divisors, whose sum is σ = 487061852. Its totient is φ = 487061850.

The previous prime is 487061833. The next prime is 487061857. The reversal of 487061851 is 158160784.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 487061851 - 2¹¹ = 487059803 is a prime.

It is not a weakly prime, because it can be changed into another prime (487061857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243530925 + 243530926.

It is an arithmetic number, because the mean of its divisors is an integer number (243530926).

Almost surely, 2^487061851 is an apocalyptic number.

487061851 is a deficient number, since it is larger than the sum of its proper divisors (1).

487061851 is an equidigital number, since it uses as much as digits as its factorization.

487061851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53760, while the sum is 40.

The square root of 487061851 is about 22069.4778143933. The cubic root of 487061851 is about 786.7946019265.

The spelling of 487061851 in words is "four hundred eighty-seven million, sixty-one thousand, eight hundred fifty-one".