248547071 has 2 divisors, whose sum is σ = 248547072. Its totient is φ = 248547070.

The previous prime is 248547059. The next prime is 248547083. The reversal of 248547071 is 170745842.

It is a balanced prime because it is at equal distance from previous prime (248547059) and next prime (248547083).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248547071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248547671) 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, 124273535 + 124273536.

It is an arithmetic number, because the mean of its divisors is an integer number (124273536).

Almost surely, 2^248547071 is an apocalyptic number.

248547071 is a deficient number, since it is larger than the sum of its proper divisors (1).

248547071 is an equidigital number, since it uses as much as digits as its factorization.

248547071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62720, while the sum is 38.

The square root of 248547071 is about 15765.3757012004. The cubic root of 248547071 is about 628.7377692222.

The spelling of 248547071 in words is "two hundred forty-eight million, five hundred forty-seven thousand, seventy-one".