650713601 has 2 divisors, whose sum is σ = 650713602. Its totient is φ = 650713600.

The previous prime is 650713559. The next prime is 650713633. The reversal of 650713601 is 106317056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 537312400 + 113401201 = 23180^2 + 10649^2 .

It is a cyclic number.

It is not a de Polignac number, because 650713601 - 2¹⁰ = 650712577 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (650713681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325356800 + 325356801.

It is an arithmetic number, because the mean of its divisors is an integer number (325356801).

Almost surely, 2^650713601 is an apocalyptic number.

It is an amenable number.

650713601 is a deficient number, since it is larger than the sum of its proper divisors (1).

650713601 is an equidigital number, since it uses as much as digits as its factorization.

650713601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 650713601 is about 25509.0885960279. The cubic root of 650713601 is about 866.5559889401. Note that the first 3 decimals are identical.

The spelling of 650713601 in words is "six hundred fifty million, seven hundred thirteen thousand, six hundred one".