268435459 has 2 divisors, whose sum is σ = 268435460. Its totient is φ = 268435458.

The previous prime is 268435399. The next prime is 268435463. The reversal of 268435459 is 954534862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 268435459 - 2⁷ = 268435331 is a prime.

It is not a weakly prime, because it can be changed into another prime (268438459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134217729 + 134217730.

It is an arithmetic number, because the mean of its divisors is an integer number (134217730).

Almost surely, 2^268435459 is an apocalyptic number.

268435459 is a deficient number, since it is larger than the sum of its proper divisors (1).

268435459 is an equidigital number, since it uses as much as digits as its factorization.

268435459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1036800, while the sum is 46.

The square root of 268435459 is about 16384.0000915527. Note that the first 4 decimals coincide. The cubic root of 268435459 is about 645.0795799493.

The spelling of 268435459 in words is "two hundred sixty-eight million, four hundred thirty-five thousand, four hundred fifty-nine".