650714609 has 2 divisors, whose sum is σ = 650714610. Its totient is φ = 650714608.

The previous prime is 650714573. The next prime is 650714621. The reversal of 650714609 is 906417056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 342361009 + 308353600 = 18503^2 + 17560^2 .

It is a cyclic number.

It is not a de Polignac number, because 650714609 - 2⁸ = 650714353 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (650714629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325357304 + 325357305.

It is an arithmetic number, because the mean of its divisors is an integer number (325357305).

Almost surely, 2^650714609 is an apocalyptic number.

It is an amenable number.

650714609 is a deficient number, since it is larger than the sum of its proper divisors (1).

650714609 is an equidigital number, since it uses as much as digits as its factorization.

650714609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 650714609 is about 25509.1083536842. The cubic root of 650714609 is about 866.5564363915.

The spelling of 650714609 in words is "six hundred fifty million, seven hundred fourteen thousand, six hundred nine".