650200631 has 2 divisors, whose sum is σ = 650200632. Its totient is φ = 650200630.

The previous prime is 650200601. The next prime is 650200637. The reversal of 650200631 is 136002056.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-650200631 is a prime.

It is a super-2 number, since 2×650200631² = 845521721105596322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 650200597 and 650200606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (650200637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325100315 + 325100316.

It is an arithmetic number, because the mean of its divisors is an integer number (325100316).

Almost surely, 2^650200631 is an apocalyptic number.

650200631 is a deficient number, since it is larger than the sum of its proper divisors (1).

650200631 is an equidigital number, since it uses as much as digits as its factorization.

650200631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 650200631 is about 25499.0319620177. The cubic root of 650200631 is about 866.3282215151.

Adding to 650200631 its reverse (136002056), we get a palindrome (786202687).

The spelling of 650200631 in words is "six hundred fifty million, two hundred thousand, six hundred thirty-one".