648302441 has 2 divisors, whose sum is σ = 648302442. Its totient is φ = 648302440.

The previous prime is 648302437. The next prime is 648302467. The reversal of 648302441 is 144203846.

648302441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 403849216 + 244453225 = 20096^2 + 15635^2 .

It is a cyclic number.

It is not a de Polignac number, because 648302441 - 2² = 648302437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 648302398 and 648302407.

It is not a weakly prime, because it can be changed into another prime (648302471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 324151220 + 324151221.

It is an arithmetic number, because the mean of its divisors is an integer number (324151221).

Almost surely, 2^648302441 is an apocalyptic number.

It is an amenable number.

648302441 is a deficient number, since it is larger than the sum of its proper divisors (1).

648302441 is an equidigital number, since it uses as much as digits as its factorization.

648302441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 648302441 is about 25461.7839320029. The cubic root of 648302441 is about 865.4843494555.

The spelling of 648302441 in words is "six hundred forty-eight million, three hundred two thousand, four hundred forty-one".