1440799007 has 2 divisors, whose sum is σ = 1440799008. Its totient is φ = 1440799006.

The previous prime is 1440799001. The next prime is 1440799033. The reversal of 1440799007 is 7009970441.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1440799007 - 2⁴ = 1440798991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1440799001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720399503 + 720399504.

It is an arithmetic number, because the mean of its divisors is an integer number (720399504).

Almost surely, 2^1440799007 is an apocalyptic number.

1440799007 is a deficient number, since it is larger than the sum of its proper divisors (1).

1440799007 is an equidigital number, since it uses as much as digits as its factorization.

1440799007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 1440799007 is about 37957.8583036504. The cubic root of 1440799007 is about 1129.4520555879.

The spelling of 1440799007 in words is "one billion, four hundred forty million, seven hundred ninety-nine thousand, seven".