1440082459 has 2 divisors, whose sum is σ = 1440082460. Its totient is φ = 1440082458.

The previous prime is 1440082433. The next prime is 1440082471. The reversal of 1440082459 is 9542800441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1440082459 - 2⁷ = 1440082331 is a prime.

It is not a weakly prime, because it can be changed into another prime (1440082429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720041229 + 720041230.

It is an arithmetic number, because the mean of its divisors is an integer number (720041230).

Almost surely, 2^1440082459 is an apocalyptic number.

1440082459 is a deficient number, since it is larger than the sum of its proper divisors (1).

1440082459 is an equidigital number, since it uses as much as digits as its factorization.

1440082459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 1440082459 is about 37948.4183991902. The cubic root of 1440082459 is about 1129.2647889375.

The spelling of 1440082459 in words is "one billion, four hundred forty million, eighty-two thousand, four hundred fifty-nine".