1340008613 has 16 divisors (see below), whose sum is σ = 1421333760. Its totient is φ = 1261624896.

The previous prime is 1340008609. The next prime is 1340008619. The reversal of 1340008613 is 3168000431.

It is a cyclic number.

It is not a de Polignac number, because 1340008613 - 2² = 1340008609 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340008619) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 169556 + ... + 177282.

It is an arithmetic number, because the mean of its divisors is an integer number (88833360).

Almost surely, 2^1340008613 is an apocalyptic number.

It is an amenable number.

1340008613 is a deficient number, since it is larger than the sum of its proper divisors (81325147).

1340008613 is a wasteful number, since it uses less digits than its factorization.

1340008613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7916.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 1340008613 is about 36606.1280798721. The cubic root of 1340008613 is about 1102.4761335359.

The spelling of 1340008613 in words is "one billion, three hundred forty million, eight thousand, six hundred thirteen".