47580109 has 2 divisors, whose sum is σ = 47580110. Its totient is φ = 47580108.

The previous prime is 47580107. The next prime is 47580139. The reversal of 47580109 is 90108574.

It is a happy number.

47580109 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., 34257609 + 13322500 = 5853^2 + 3650^2 .

It is a cyclic number.

It is not a de Polignac number, because 47580109 - 2¹ = 47580107 is a prime.

Together with 47580107, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47580101) 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, 23790054 + 23790055.

It is an arithmetic number, because the mean of its divisors is an integer number (23790055).

Almost surely, 2^47580109 is an apocalyptic number.

It is an amenable number.

47580109 is a deficient number, since it is larger than the sum of its proper divisors (1).

47580109 is an equidigital number, since it uses as much as digits as its factorization.

47580109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 47580109 is about 6897.8336454281. The cubic root of 47580109 is about 362.3613015163.

The spelling of 47580109 in words is "forty-seven million, five hundred eighty thousand, one hundred nine".