1340044301 has 2 divisors, whose sum is σ = 1340044302. Its totient is φ = 1340044300.

The previous prime is 1340044271. The next prime is 1340044319. The reversal of 1340044301 is 1034400431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 926898025 + 413146276 = 30445^2 + 20326^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1340044301 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1340044351) 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 as a sum of consecutive naturals, namely, 670022150 + 670022151.

It is an arithmetic number, because the mean of its divisors is an integer number (670022151).

Almost surely, 2^1340044301 is an apocalyptic number.

It is an amenable number.

1340044301 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340044301 is an equidigital number, since it uses as much as digits as its factorization.

1340044301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1340044301 is about 36606.6155359929. The cubic root of 1340044301 is about 1102.4859207414.

Adding to 1340044301 its reverse (1034400431), we get a palindrome (2374444732).

The spelling of 1340044301 in words is "one billion, three hundred forty million, forty-four thousand, three hundred one".