1340009696 has 24 divisors (see below), whose sum is σ = 2675305584. Its totient is φ = 660567040.

The previous prime is 1340009677. The next prime is 1340009707. The reversal of 1340009696 is 6969000431.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 292625 + ... + 297168.

It is an arithmetic number, because the mean of its divisors is an integer number (111471066).

Almost surely, 2^1340009696 is an apocalyptic number.

1340009696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1340009696 is a deficient number, since it is larger than the sum of its proper divisors (1335295888).

1340009696 is an equidigital number, since it uses as much as digits as its factorization.

1340009696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589874 (or 589866 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 1340009696 is about 36606.1428724743. The cubic root of 1340009696 is about 1102.4764305442.

The spelling of 1340009696 in words is "one billion, three hundred forty million, nine thousand, six hundred ninety-six".