1340321034 has 16 divisors (see below), whose sum is σ = 2886845472. Its totient is φ = 412406448.

The previous prime is 1340321029. The next prime is 1340321039. The reversal of 1340321034 is 4301230431.

It is an interprime number because it is at equal distance from previous prime (1340321029) and next prime (1340321039).

It is a self number, because there is not a number n which added to its sum of digits gives 1340321034.

It is not an unprimeable number, because it can be changed into a prime (1340321039) 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 in 7 ways as a sum of consecutive naturals, for example, 8591724 + ... + 8591879.

It is an arithmetic number, because the mean of its divisors is an integer number (180427842).

Almost surely, 2^1340321034 is an apocalyptic number.

1340321034 is an abundant number, since it is smaller than the sum of its proper divisors (1546524438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1340321034 is a wasteful number, since it uses less digits than its factorization.

1340321034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17183621.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1340321034 is about 36610.3951631227. The cubic root of 1340321034 is about 1102.5618070974.

Adding to 1340321034 its reverse (4301230431), we get a palindrome (5641551465).

The spelling of 1340321034 in words is "one billion, three hundred forty million, three hundred twenty-one thousand, thirty-four".