48009613 has 2 divisors, whose sum is σ = 48009614. Its totient is φ = 48009612.

The previous prime is 48009589. The next prime is 48009631. The reversal of 48009613 is 31690084.

48009613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (48009631) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46416969 + 1592644 = 6813^2 + 1262^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48009613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48009653) 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, 24004806 + 24004807.

It is an arithmetic number, because the mean of its divisors is an integer number (24004807).

Almost surely, 2^48009613 is an apocalyptic number.

It is an amenable number.

48009613 is a deficient number, since it is larger than the sum of its proper divisors (1).

48009613 is an equidigital number, since it uses as much as digits as its factorization.

48009613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 48009613 is about 6928.8969540613. The cubic root of 48009613 is about 363.4483780307.

Adding to 48009613 its reverse (31690084), we get a palindrome (79699697).

The spelling of 48009613 in words is "forty-eight million, nine thousand, six hundred thirteen".