248793613 has 2 divisors, whose sum is σ = 248793614. Its totient is φ = 248793612.

The previous prime is 248793577. The next prime is 248793637. The reversal of 248793613 is 316397842.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 248787529 + 6084 = 15773^2 + 78^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-248793613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 248793613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248793913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124396806 + 124396807.

It is an arithmetic number, because the mean of its divisors is an integer number (124396807).

Almost surely, 2^248793613 is an apocalyptic number.

It is an amenable number.

248793613 is a deficient number, since it is larger than the sum of its proper divisors (1).

248793613 is an equidigital number, since it uses as much as digits as its factorization.

248793613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 43.

The square root of 248793613 is about 15773.1928600395. The cubic root of 248793613 is about 628.9455890682.

It can be divided in two parts, 2487 and 93613, that added together give a square (96100 = 310²).

The spelling of 248793613 in words is "two hundred forty-eight million, seven hundred ninety-three thousand, six hundred thirteen".