268159043 has 2 divisors, whose sum is σ = 268159044. Its totient is φ = 268159042.

The previous prime is 268159009. The next prime is 268159063. The reversal of 268159043 is 340951862.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 268159043 - 2¹⁴ = 268142659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 268158988 and 268159006.

It is not a weakly prime, because it can be changed into another prime (268159063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134079521 + 134079522.

It is an arithmetic number, because the mean of its divisors is an integer number (134079522).

Almost surely, 2^268159043 is an apocalyptic number.

268159043 is a deficient number, since it is larger than the sum of its proper divisors (1).

268159043 is an equidigital number, since it uses as much as digits as its factorization.

268159043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 268159043 is about 16375.5623720225. The cubic root of 268159043 is about 644.8580846760.

The spelling of 268159043 in words is "two hundred sixty-eight million, one hundred fifty-nine thousand, forty-three".