48581387 has 2 divisors, whose sum is σ = 48581388. Its totient is φ = 48581386.

The previous prime is 48581369. The next prime is 48581399. The reversal of 48581387 is 78318584.

48581387 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 is a cyclic number.

It is not a de Polignac number, because 48581387 - 2²⁰ = 47532811 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (48581327) 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, 24290693 + 24290694.

It is an arithmetic number, because the mean of its divisors is an integer number (24290694).

Almost surely, 2^48581387 is an apocalyptic number.

48581387 is a deficient number, since it is larger than the sum of its proper divisors (1).

48581387 is an equidigital number, since it uses as much as digits as its factorization.

48581387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 215040, while the sum is 44.

The square root of 48581387 is about 6970.0349353500. The cubic root of 48581387 is about 364.8855261208.

The spelling of 48581387 in words is "forty-eight million, five hundred eighty-one thousand, three hundred eighty-seven".