248454911 has 2 divisors, whose sum is σ = 248454912. Its totient is φ = 248454910.

The previous prime is 248454893. The next prime is 248454923. The reversal of 248454911 is 119454842.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248454911 is a 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 (248454931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124227455 + 124227456.

It is an arithmetic number, because the mean of its divisors is an integer number (124227456).

Almost surely, 2^248454911 is an apocalyptic number.

248454911 is a deficient number, since it is larger than the sum of its proper divisors (1).

248454911 is an equidigital number, since it uses as much as digits as its factorization.

248454911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 38.

The square root of 248454911 is about 15762.4525693180. The cubic root of 248454911 is about 628.6600486843.

The spelling of 248454911 in words is "two hundred forty-eight million, four hundred fifty-four thousand, nine hundred eleven".