485415757 has 2 divisors, whose sum is σ = 485415758. Its totient is φ = 485415756.

The previous prime is 485415751. The next prime is 485415779. The reversal of 485415757 is 757514584.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 455011561 + 30404196 = 21331^2 + 5514^2 .

It is a cyclic number.

It is not a de Polignac number, because 485415757 - 2²³ = 477027149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485415751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242707878 + 242707879.

It is an arithmetic number, because the mean of its divisors is an integer number (242707879).

Almost surely, 2^485415757 is an apocalyptic number.

It is an amenable number.

485415757 is a deficient number, since it is larger than the sum of its proper divisors (1).

485415757 is an equidigital number, since it uses as much as digits as its factorization.

485415757 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 784000, while the sum is 46.

The square root of 485415757 is about 22032.1527999422. The cubic root of 485415757 is about 785.9072405302.

The spelling of 485415757 in words is "four hundred eighty-five million, four hundred fifteen thousand, seven hundred fifty-seven".