499945183 has 2 divisors, whose sum is σ = 499945184. Its totient is φ = 499945182.

The previous prime is 499945141. The next prime is 499945207. The reversal of 499945183 is 381549994.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499945183 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 499945183.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499945283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249972591 + 249972592.

It is an arithmetic number, because the mean of its divisors is an integer number (249972592).

Almost surely, 2^499945183 is an apocalyptic number.

499945183 is a deficient number, since it is larger than the sum of its proper divisors (1).

499945183 is an equidigital number, since it uses as much as digits as its factorization.

499945183 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 52.

The square root of 499945183 is about 22359.4539960170. The cubic root of 499945183 is about 793.6715194029.

The spelling of 499945183 in words is "four hundred ninety-nine million, nine hundred forty-five thousand, one hundred eighty-three".