499022143 has 2 divisors, whose sum is σ = 499022144. Its totient is φ = 499022142.

The previous prime is 499022141. The next prime is 499022197. The reversal of 499022143 is 341220994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 499022143 - 2¹ = 499022141 is a prime.

Together with 499022141, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 499022099 and 499022108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499022141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249511071 + 249511072.

It is an arithmetic number, because the mean of its divisors is an integer number (249511072).

Almost surely, 2^499022143 is an apocalyptic number.

499022143 is a deficient number, since it is larger than the sum of its proper divisors (1).

499022143 is an equidigital number, since it uses as much as digits as its factorization.

499022143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 499022143 is about 22338.8035265992. The cubic root of 499022143 is about 793.1827712337.

The spelling of 499022143 in words is "four hundred ninety-nine million, twenty-two thousand, one hundred forty-three".