268683043 has 2 divisors, whose sum is σ = 268683044. Its totient is φ = 268683042.

The previous prime is 268683031. The next prime is 268683053. The reversal of 268683043 is 340386862.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268683043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 268682987 and 268683005.

It is not a weakly prime, because it can be changed into another prime (268683053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134341521 + 134341522.

It is an arithmetic number, because the mean of its divisors is an integer number (134341522).

Almost surely, 2^268683043 is an apocalyptic number.

268683043 is a deficient number, since it is larger than the sum of its proper divisors (1).

268683043 is an equidigital number, since it uses as much as digits as its factorization.

268683043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 268683043 is about 16391.5540141867. The cubic root of 268683043 is about 645.2778427604.

The spelling of 268683043 in words is "two hundred sixty-eight million, six hundred eighty-three thousand, forty-three".