650390413 has 2 divisors, whose sum is σ = 650390414. Its totient is φ = 650390412.

The previous prime is 650390399. The next prime is 650390417. The reversal of 650390413 is 314093056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 548824329 + 101566084 = 23427^2 + 10078^2 .

It is a cyclic number.

It is not a de Polignac number, because 650390413 - 2¹⁷ = 650259341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (650390417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325195206 + 325195207.

It is an arithmetic number, because the mean of its divisors is an integer number (325195207).

Almost surely, 2^650390413 is an apocalyptic number.

It is an amenable number.

650390413 is a deficient number, since it is larger than the sum of its proper divisors (1).

650390413 is an equidigital number, since it uses as much as digits as its factorization.

650390413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 650390413 is about 25502.7530474653. The cubic root of 650390413 is about 866.4125019156.

The spelling of 650390413 in words is "six hundred fifty million, three hundred ninety thousand, four hundred thirteen".