440654341 has 2 divisors, whose sum is σ = 440654342. Its totient is φ = 440654340.

The previous prime is 440654321. The next prime is 440654369. The reversal of 440654341 is 143456044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 229068225 + 211586116 = 15135^2 + 14546^2 .

It is a cyclic number.

It is not a de Polignac number, because 440654341 - 2¹³ = 440646149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440654311) 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, 220327170 + 220327171.

It is an arithmetic number, because the mean of its divisors is an integer number (220327171).

Almost surely, 2^440654341 is an apocalyptic number.

It is an amenable number.

440654341 is a deficient number, since it is larger than the sum of its proper divisors (1).

440654341 is an equidigital number, since it uses as much as digits as its factorization.

440654341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 440654341 is about 20991.7684104984. The cubic root of 440654341 is about 760.9673399081.

The spelling of 440654341 in words is "four hundred forty million, six hundred fifty-four thousand, three hundred forty-one".