650545723 has 2 divisors, whose sum is σ = 650545724. Its totient is φ = 650545722.

The previous prime is 650545697. The next prime is 650545739. The reversal of 650545723 is 327545056.

650545723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-650545723 is a prime.

It is not a weakly prime, because it can be changed into another prime (650545793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325272861 + 325272862.

It is an arithmetic number, because the mean of its divisors is an integer number (325272862).

Almost surely, 2^650545723 is an apocalyptic number.

650545723 is a deficient number, since it is larger than the sum of its proper divisors (1).

650545723 is an equidigital number, since it uses as much as digits as its factorization.

650545723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126000, while the sum is 37.

The square root of 650545723 is about 25505.7978310815. The cubic root of 650545723 is about 866.4814614274.

The spelling of 650545723 in words is "six hundred fifty million, five hundred forty-five thousand, seven hundred twenty-three".