41128657 has 2 divisors, whose sum is σ = 41128658. Its totient is φ = 41128656.

The previous prime is 41128639. The next prime is 41128691. The reversal of 41128657 is 75682114.

41128657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (41128691) can be obtained adding 41128657 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38950081 + 2178576 = 6241^2 + 1476^2 .

It is a cyclic number.

It is not a de Polignac number, because 41128657 - 2¹¹ = 41126609 is a prime.

It is not a weakly prime, because it can be changed into another prime (41128697) 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, 20564328 + 20564329.

It is an arithmetic number, because the mean of its divisors is an integer number (20564329).

Almost surely, 2^41128657 is an apocalyptic number.

It is an amenable number.

41128657 is a deficient number, since it is larger than the sum of its proper divisors (1).

41128657 is an equidigital number, since it uses as much as digits as its factorization.

41128657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 34.

The square root of 41128657 is about 6413.1627922578. The cubic root of 41128657 is about 345.1820281454.

It can be divided in two parts, 4112 and 8657, that added together give a square (12769 = 113²).

The spelling of 41128657 in words is "forty-one million, one hundred twenty-eight thousand, six hundred fifty-seven".