485523109 has 2 divisors, whose sum is σ = 485523110. Its totient is φ = 485523108.

The previous prime is 485523097. The next prime is 485523119. The reversal of 485523109 is 901325584.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 315950625 + 169572484 = 17775^2 + 13022^2 .

It is a cyclic number.

It is not a de Polignac number, because 485523109 - 2⁷ = 485522981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485523119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242761554 + 242761555.

It is an arithmetic number, because the mean of its divisors is an integer number (242761555).

Almost surely, 2^485523109 is an apocalyptic number.

It is an amenable number.

485523109 is a deficient number, since it is larger than the sum of its proper divisors (1).

485523109 is an equidigital number, since it uses as much as digits as its factorization.

485523109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 485523109 is about 22034.5889228731. The cubic root of 485523109 is about 785.9651719660.

The spelling of 485523109 in words is "four hundred eighty-five million, five hundred twenty-three thousand, one hundred nine".