650405051 has 2 divisors, whose sum is σ = 650405052. Its totient is φ = 650405050.

The previous prime is 650404991. The next prime is 650405053. The reversal of 650405051 is 150504056.

650405051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 650405051 - 2¹⁴ = 650388667 is a prime.

Together with 650405053, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 650405051.

It is not a weakly prime, because it can be changed into another prime (650405053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325202525 + 325202526.

It is an arithmetic number, because the mean of its divisors is an integer number (325202526).

Almost surely, 2^650405051 is an apocalyptic number.

650405051 is a deficient number, since it is larger than the sum of its proper divisors (1).

650405051 is an equidigital number, since it uses as much as digits as its factorization.

650405051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 650405051 is about 25503.0400344743. The cubic root of 650405051 is about 866.4190018325.

The spelling of 650405051 in words is "six hundred fifty million, four hundred five thousand, fifty-one".