440691359 has 2 divisors, whose sum is σ = 440691360. Its totient is φ = 440691358.

The previous prime is 440691313. The next prime is 440691367. The reversal of 440691359 is 953196044.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 440691359 - 2⁸ = 440691103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440691259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220345679 + 220345680.

It is an arithmetic number, because the mean of its divisors is an integer number (220345680).

Almost surely, 2^440691359 is an apocalyptic number.

440691359 is a deficient number, since it is larger than the sum of its proper divisors (1).

440691359 is an equidigital number, since it uses as much as digits as its factorization.

440691359 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 440691359 is about 20992.6501185534. The cubic root of 440691359 is about 760.9886481442.

The spelling of 440691359 in words is "four hundred forty million, six hundred ninety-one thousand, three hundred fifty-nine".