50128601 has 2 divisors, whose sum is σ = 50128602. Its totient is φ = 50128600.

The previous prime is 50128579. The next prime is 50128607. The reversal of 50128601 is 10682105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45549001 + 4579600 = 6749^2 + 2140^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50128601 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50128607) 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, 25064300 + 25064301.

It is an arithmetic number, because the mean of its divisors is an integer number (25064301).

Almost surely, 2^50128601 is an apocalyptic number.

It is an amenable number.

50128601 is a deficient number, since it is larger than the sum of its proper divisors (1).

50128601 is an equidigital number, since it uses as much as digits as its factorization.

50128601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 50128601 is about 7080.1554361469. The cubic root of 50128601 is about 368.7187262188.

The spelling of 50128601 in words is "fifty million, one hundred twenty-eight thousand, six hundred one".