248253851 has 2 divisors, whose sum is σ = 248253852. Its totient is φ = 248253850.

The previous prime is 248253799. The next prime is 248253871. The reversal of 248253851 is 158352842.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248253851 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (248253871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124126925 + 124126926.

It is an arithmetic number, because the mean of its divisors is an integer number (124126926).

Almost surely, 2^248253851 is an apocalyptic number.

248253851 is a deficient number, since it is larger than the sum of its proper divisors (1).

248253851 is an equidigital number, since it uses as much as digits as its factorization.

248253851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 76800, while the sum is 38.

The square root of 248253851 is about 15756.0734639059. The cubic root of 248253851 is about 628.4904236743.

The spelling of 248253851 in words is "two hundred forty-eight million, two hundred fifty-three thousand, eight hundred fifty-one".