499362173 has 2 divisors, whose sum is σ = 499362174. Its totient is φ = 499362172.

The previous prime is 499362137. The next prime is 499362187. The reversal of 499362173 is 371263994.

Together with previous prime (499362137) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 445969924 + 53392249 = 21118^2 + 7307^2 .

It is a cyclic number.

It is not a de Polignac number, because 499362173 - 2⁶ = 499362109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499362103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249681086 + 249681087.

It is an arithmetic number, because the mean of its divisors is an integer number (249681087).

Almost surely, 2^499362173 is an apocalyptic number.

It is an amenable number.

499362173 is a deficient number, since it is larger than the sum of its proper divisors (1).

499362173 is an equidigital number, since it uses as much as digits as its factorization.

499362173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 44.

The square root of 499362173 is about 22346.4129783731. The cubic root of 499362173 is about 793.3628866228.

The spelling of 499362173 in words is "four hundred ninety-nine million, three hundred sixty-two thousand, one hundred seventy-three".