47240113 has 2 divisors, whose sum is σ = 47240114. Its totient is φ = 47240112.

The previous prime is 47240107. The next prime is 47240117. The reversal of 47240113 is 31104274.

47240113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42146064 + 5094049 = 6492^2 + 2257^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47240113 is a prime.

It is not a weakly prime, because it can be changed into another prime (47240117) 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, 23620056 + 23620057.

It is an arithmetic number, because the mean of its divisors is an integer number (23620057).

Almost surely, 2^47240113 is an apocalyptic number.

It is an amenable number.

47240113 is a deficient number, since it is larger than the sum of its proper divisors (1).

47240113 is an equidigital number, since it uses as much as digits as its factorization.

47240113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 47240113 is about 6873.1443313814. The cubic root of 47240113 is about 361.4961219132.

Adding to 47240113 its reverse (31104274), we get a palindrome (78344387).

The spelling of 47240113 in words is "forty-seven million, two hundred forty thousand, one hundred thirteen".