254664343 has 2 divisors, whose sum is σ = 254664344. Its totient is φ = 254664342.

The previous prime is 254664331. The next prime is 254664359. The reversal of 254664343 is 343466452.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 254664343 - 2⁹ = 254663831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (254664313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127332171 + 127332172.

It is an arithmetic number, because the mean of its divisors is an integer number (127332172).

Almost surely, 2^254664343 is an apocalyptic number.

254664343 is a deficient number, since it is larger than the sum of its proper divisors (1).

254664343 is an equidigital number, since it uses as much as digits as its factorization.

254664343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 37.

The square root of 254664343 is about 15958.2061335227. The cubic root of 254664343 is about 633.8542117193.

The spelling of 254664343 in words is "two hundred fifty-four million, six hundred sixty-four thousand, three hundred forty-three".