1340670011 has 2 divisors, whose sum is σ = 1340670012. Its totient is φ = 1340670010.

The previous prime is 1340670007. The next prime is 1340670041. The reversal of 1340670011 is 1100760431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1340670011 - 2² = 1340670007 is a prime.

It is not a weakly prime, because it can be changed into another prime (1340670041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670335005 + 670335006.

It is an arithmetic number, because the mean of its divisors is an integer number (670335006).

Almost surely, 2^1340670011 is an apocalyptic number.

1340670011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340670011 is an equidigital number, since it uses as much as digits as its factorization.

1340670011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 1340670011 is about 36615.1609446142. The cubic root of 1340670011 is about 1102.6574894783.

The spelling of 1340670011 in words is "one billion, three hundred forty million, six hundred seventy thousand, eleven".