499677137 has 2 divisors, whose sum is σ = 499677138. Its totient is φ = 499677136.

The previous prime is 499677083. The next prime is 499677161. The reversal of 499677137 is 731776994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 475065616 + 24611521 = 21796^2 + 4961^2 .

It is a cyclic number.

It is not a de Polignac number, because 499677137 - 2¹⁶ = 499611601 is a prime.

It is not a weakly prime, because it can be changed into another prime (499677187) 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, 249838568 + 249838569.

It is an arithmetic number, because the mean of its divisors is an integer number (249838569).

Almost surely, 2^499677137 is an apocalyptic number.

It is an amenable number.

499677137 is a deficient number, since it is larger than the sum of its proper divisors (1).

499677137 is an equidigital number, since it uses as much as digits as its factorization.

499677137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2000376, while the sum is 53.

The square root of 499677137 is about 22353.4591730229. The cubic root of 499677137 is about 793.5296515108.

The spelling of 499677137 in words is "four hundred ninety-nine million, six hundred seventy-seven thousand, one hundred thirty-seven".