650995273 has 2 divisors, whose sum is σ = 650995274. Its totient is φ = 650995272.

The previous prime is 650995259. The next prime is 650995291. The reversal of 650995273 is 372599056.

It is a happy number.

650995273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 579220489 + 71774784 = 24067^2 + 8472^2 .

It is a cyclic number.

It is not a de Polignac number, because 650995273 - 2¹³ = 650987081 is a prime.

It is not a weakly prime, because it can be changed into another prime (650995673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325497636 + 325497637.

It is an arithmetic number, because the mean of its divisors is an integer number (325497637).

Almost surely, 2^650995273 is an apocalyptic number.

It is an amenable number.

650995273 is a deficient number, since it is larger than the sum of its proper divisors (1).

650995273 is an equidigital number, since it uses as much as digits as its factorization.

650995273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 510300, while the sum is 46.

The square root of 650995273 is about 25514.6090113096. The cubic root of 650995273 is about 866.6810052033.

The spelling of 650995273 in words is "six hundred fifty million, nine hundred ninety-five thousand, two hundred seventy-three".