248171873 has 2 divisors, whose sum is σ = 248171874. Its totient is φ = 248171872.

The previous prime is 248171849. The next prime is 248171921. The reversal of 248171873 is 378171842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193293409 + 54878464 = 13903^2 + 7408^2 .

It is a cyclic number.

It is not a de Polignac number, because 248171873 - 2⁶ = 248171809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 248171873.

It is not a weakly prime, because it can be changed into another prime (248111873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124085936 + 124085937.

It is an arithmetic number, because the mean of its divisors is an integer number (124085937).

Almost surely, 2^248171873 is an apocalyptic number.

It is an amenable number.

248171873 is a deficient number, since it is larger than the sum of its proper divisors (1).

248171873 is an equidigital number, since it uses as much as digits as its factorization.

248171873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75264, while the sum is 41.

The square root of 248171873 is about 15753.4717760880. The cubic root of 248171873 is about 628.4212363485.

The spelling of 248171873 in words is "two hundred forty-eight million, one hundred seventy-one thousand, eight hundred seventy-three".