485504137 has 2 divisors, whose sum is σ = 485504138. Its totient is φ = 485504136.

The previous prime is 485504119. The next prime is 485504143. The reversal of 485504137 is 731405584.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 485056576 + 447561 = 22024^2 + 669^2 .

It is a cyclic number.

It is not a de Polignac number, because 485504137 - 2¹¹ = 485502089 is a prime.

It is a super-2 number, since 2×485504137² = 471428534088229538, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 485504096 and 485504105.

It is not a weakly prime, because it can be changed into another prime (485507137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242752068 + 242752069.

It is an arithmetic number, because the mean of its divisors is an integer number (242752069).

Almost surely, 2^485504137 is an apocalyptic number.

It is an amenable number.

485504137 is a deficient number, since it is larger than the sum of its proper divisors (1).

485504137 is an equidigital number, since it uses as much as digits as its factorization.

485504137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 485504137 is about 22034.1584136994. The cubic root of 485504137 is about 785.9549345368.

The spelling of 485504137 in words is "four hundred eighty-five million, five hundred four thousand, one hundred thirty-seven".