1340113343 has 2 divisors, whose sum is σ = 1340113344. Its totient is φ = 1340113342.

The previous prime is 1340113319. The next prime is 1340113367. The reversal of 1340113343 is 3433110431.

It is a balanced prime because it is at equal distance from previous prime (1340113319) and next prime (1340113367).

It is an emirp because it is prime and its reverse (3433110431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1340113343 - 2¹⁴ = 1340096959 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1340113543) 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 as a sum of consecutive naturals, namely, 670056671 + 670056672.

It is an arithmetic number, because the mean of its divisors is an integer number (670056672).

Almost surely, 2^1340113343 is an apocalyptic number.

1340113343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340113343 is an equidigital number, since it uses as much as digits as its factorization.

1340113343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 1340113343 is about 36607.5585501137. The cubic root of 1340113343 is about 1102.5048545745.

Adding to 1340113343 its reverse (3433110431), we get a palindrome (4773223774).

The spelling of 1340113343 in words is "one billion, three hundred forty million, one hundred thirteen thousand, three hundred forty-three".