499157 has 2 divisors, whose sum is σ = 499158. Its totient is φ = 499156.

The previous prime is 499151. The next prime is 499159. The reversal of 499157 is 751994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 470596 + 28561 = 686^2 + 169^2 .

It is a cyclic number.

It is not a de Polignac number, because 499157 - 2⁴ = 499141 is a prime.

Together with 499159, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 499157.

It is not a weakly prime, because it can be changed into another prime (499151) 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, 249578 + 249579.

It is an arithmetic number, because the mean of its divisors is an integer number (249579).

2⁴⁹⁹¹⁵⁷ is an apocalyptic number.

It is an amenable number.

499157 is a deficient number, since it is larger than the sum of its proper divisors (1).

499157 is an equidigital number, since it uses as much as digits as its factorization.

499157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11340, while the sum is 35.

The square root of 499157 is about 706.5104387056. The cubic root of 499157 is about 79.3254215368.

It can be divided in two parts, 499 and 157, that added together give a palindrome (656).

The spelling of 499157 in words is "four hundred ninety-nine thousand, one hundred fifty-seven".