48128609 has 2 divisors, whose sum is σ = 48128610. Its totient is φ = 48128608.

The previous prime is 48128599. The next prime is 48128651. The reversal of 48128609 is 90682184.

48128609 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., 28058209 + 20070400 = 5297^2 + 4480^2 .

It is a cyclic number.

It is not a de Polignac number, because 48128609 - 2⁴ = 48128593 is a prime.

It is not a weakly prime, because it can be changed into another prime (48128659) 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, 24064304 + 24064305.

It is an arithmetic number, because the mean of its divisors is an integer number (24064305).

Almost surely, 2^48128609 is an apocalyptic number.

It is an amenable number.

48128609 is a deficient number, since it is larger than the sum of its proper divisors (1).

48128609 is an equidigital number, since it uses as much as digits as its factorization.

48128609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 48128609 is about 6937.4785765435. The cubic root of 48128609 is about 363.7484097505.

The spelling of 48128609 in words is "forty-eight million, one hundred twenty-eight thousand, six hundred nine".