248888663 has 2 divisors, whose sum is σ = 248888664. Its totient is φ = 248888662.

The previous prime is 248888621. The next prime is 248888669. The reversal of 248888663 is 366888842.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 248888663 - 2⁸ = 248888407 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248888669) 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, 124444331 + 124444332.

It is an arithmetic number, because the mean of its divisors is an integer number (124444332).

Almost surely, 2^248888663 is an apocalyptic number.

248888663 is a deficient number, since it is larger than the sum of its proper divisors (1).

248888663 is an equidigital number, since it uses as much as digits as its factorization.

248888663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3538944, while the sum is 53.

The square root of 248888663 is about 15776.2055957699. The cubic root of 248888663 is about 629.0256737431.

The spelling of 248888663 in words is "two hundred forty-eight million, eight hundred eighty-eight thousand, six hundred sixty-three".