650603126113 has 2 divisors, whose sum is σ = 650603126114. Its totient is φ = 650603126112.

The previous prime is 650603126083. The next prime is 650603126177. The reversal of 650603126113 is 311621306056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 327925731904 + 322677394209 = 572648^2 + 568047^2 .

It is a cyclic number.

It is not a de Polignac number, because 650603126113 - 2¹³ = 650603117921 is a prime.

It is not a weakly prime, because it can be changed into another prime (650603127113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325301563056 + 325301563057.

It is an arithmetic number, because the mean of its divisors is an integer number (325301563057).

Almost surely, 2^650603126113 is an apocalyptic number.

It is an amenable number.

650603126113 is a deficient number, since it is larger than the sum of its proper divisors (1).

650603126113 is an equidigital number, since it uses as much as digits as its factorization.

650603126113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 34.

The spelling of 650603126113 in words is "six hundred fifty billion, six hundred three million, one hundred twenty-six thousand, one hundred thirteen".