648465007 has 2 divisors, whose sum is σ = 648465008. Its totient is φ = 648465006.

The previous prime is 648464989. The next prime is 648465043. The reversal of 648465007 is 700564846.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 648465007 - 2²³ = 640076399 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (648465707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 324232503 + 324232504.

It is an arithmetic number, because the mean of its divisors is an integer number (324232504).

Almost surely, 2^648465007 is an apocalyptic number.

648465007 is a deficient number, since it is larger than the sum of its proper divisors (1).

648465007 is an equidigital number, since it uses as much as digits as its factorization.

648465007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 648465007 is about 25464.9760848111. The cubic root of 648465007 is about 865.5566853289.

The spelling of 648465007 in words is "six hundred forty-eight million, four hundred sixty-five thousand, seven".