504968137 has 2 divisors, whose sum is σ = 504968138. Its totient is φ = 504968136.

The previous prime is 504968131. The next prime is 504968159. The reversal of 504968137 is 731869405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 409495696 + 95472441 = 20236^2 + 9771^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504968137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 504968093 and 504968102.

It is not a weakly prime, because it can be changed into another prime (504968131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252484068 + 252484069.

It is an arithmetic number, because the mean of its divisors is an integer number (252484069).

Almost surely, 2^504968137 is an apocalyptic number.

It is an amenable number.

504968137 is a deficient number, since it is larger than the sum of its proper divisors (1).

504968137 is an equidigital number, since it uses as much as digits as its factorization.

504968137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 504968137 is about 22471.4961006160. The cubic root of 504968137 is about 796.3206755103.

The spelling of 504968137 in words is "five hundred four million, nine hundred sixty-eight thousand, one hundred thirty-seven".