650130829 has 2 divisors, whose sum is σ = 650130830. Its totient is φ = 650130828.

The previous prime is 650130821. The next prime is 650130841. The reversal of 650130829 is 928031056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 591608329 + 58522500 = 24323^2 + 7650^2 .

It is a cyclic number.

It is not a de Polignac number, because 650130829 - 2³ = 650130821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 650130794 and 650130803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (650130821) 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, 325065414 + 325065415.

It is an arithmetic number, because the mean of its divisors is an integer number (325065415).

Almost surely, 2^650130829 is an apocalyptic number.

It is an amenable number.

650130829 is a deficient number, since it is larger than the sum of its proper divisors (1).

650130829 is an equidigital number, since it uses as much as digits as its factorization.

650130829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 650130829 is about 25497.6632066548. The cubic root of 650130829 is about 866.2972189785.

The spelling of 650130829 in words is "six hundred fifty million, one hundred thirty thousand, eight hundred twenty-nine".