1340027834 has 16 divisors (see below), whose sum is σ = 2062439808. Its totient is φ = 652633632.

The previous prime is 1340027827. The next prime is 1340027861. The reversal of 1340027834 is 4387200431.

It is a self number, because there is not a number n which added to its sum of digits gives 1340027834.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10334 + ... + 52790.

It is an arithmetic number, because the mean of its divisors is an integer number (128902488).

Almost surely, 2^1340027834 is an apocalyptic number.

1340027834 is a deficient number, since it is larger than the sum of its proper divisors (722411974).

1340027834 is a wasteful number, since it uses less digits than its factorization.

1340027834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42869.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 1340027834 is about 36606.3906169401. The cubic root of 1340027834 is about 1102.4814047936.

The spelling of 1340027834 in words is "one billion, three hundred forty million, twenty-seven thousand, eight hundred thirty-four".