499134589 has 2 divisors, whose sum is σ = 499134590. Its totient is φ = 499134588.

The previous prime is 499134547. The next prime is 499134607. The reversal of 499134589 is 985431994.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 352312900 + 146821689 = 18770^2 + 12117^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499134589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (499134509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249567294 + 249567295.

It is an arithmetic number, because the mean of its divisors is an integer number (249567295).

Almost surely, 2^499134589 is an apocalyptic number.

It is an amenable number.

499134589 is a deficient number, since it is larger than the sum of its proper divisors (1).

499134589 is an equidigital number, since it uses as much as digits as its factorization.

499134589 is an evil number, because the sum of its binary digits is even.

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

The square root of 499134589 is about 22341.3202161376. The cubic root of 499134589 is about 793.2423434276.

The spelling of 499134589 in words is "four hundred ninety-nine million, one hundred thirty-four thousand, five hundred eighty-nine".