648353059 has 2 divisors, whose sum is σ = 648353060. Its totient is φ = 648353058.

The previous prime is 648353053. The next prime is 648353071. The reversal of 648353059 is 950353846.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 648353059 - 2¹⁹ = 647828771 is a prime.

It is a super-2 number, since 2×648353059² = 840723378229314962, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (648353053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 324176529 + 324176530.

It is an arithmetic number, because the mean of its divisors is an integer number (324176530).

Almost surely, 2^648353059 is an apocalyptic number.

648353059 is a deficient number, since it is larger than the sum of its proper divisors (1).

648353059 is an equidigital number, since it uses as much as digits as its factorization.

648353059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 388800, while the sum is 43.

The square root of 648353059 is about 25462.7779120818. Note that the first 3 decimals coincide. The cubic root of 648353059 is about 865.5068738946.

The spelling of 648353059 in words is "six hundred forty-eight million, three hundred fifty-three thousand, fifty-nine".