248476903 has 2 divisors, whose sum is σ = 248476904. Its totient is φ = 248476902.

The previous prime is 248476861. The next prime is 248476909. The reversal of 248476903 is 309674842.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 248476903 - 2²¹ = 246379751 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 248476903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248476909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124238451 + 124238452.

It is an arithmetic number, because the mean of its divisors is an integer number (124238452).

Almost surely, 2^248476903 is an apocalyptic number.

248476903 is a deficient number, since it is larger than the sum of its proper divisors (1).

248476903 is an equidigital number, since it uses as much as digits as its factorization.

248476903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 248476903 is about 15763.1501610560. The cubic root of 248476903 is about 628.6785967632.

The spelling of 248476903 in words is "two hundred forty-eight million, four hundred seventy-six thousand, nine hundred three".