650346539 has 2 divisors, whose sum is σ = 650346540. Its totient is φ = 650346538.

The previous prime is 650346533. The next prime is 650346569. The reversal of 650346539 is 935643056.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 650346539 - 2⁴ = 650346523 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 650346496 and 650346505.

It is not a weakly prime, because it can be changed into another prime (650346533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325173269 + 325173270.

It is an arithmetic number, because the mean of its divisors is an integer number (325173270).

Almost surely, 2^650346539 is an apocalyptic number.

650346539 is a deficient number, since it is larger than the sum of its proper divisors (1).

650346539 is an equidigital number, since it uses as much as digits as its factorization.

650346539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 291600, while the sum is 41.

The square root of 650346539 is about 25501.8928513160. The cubic root of 650346539 is about 866.3930193422.

The spelling of 650346539 in words is "six hundred fifty million, three hundred forty-six thousand, five hundred thirty-nine".