240344345411 has 2 divisors, whose sum is σ = 240344345412. Its totient is φ = 240344345410.

The previous prime is 240344345401. The next prime is 240344345413. The reversal of 240344345411 is 114543443042.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240344345411 is a prime.

Together with 240344345413, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (240344345413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120172172705 + 120172172706.

It is an arithmetic number, because the mean of its divisors is an integer number (120172172706).

Almost surely, 2^240344345411 is an apocalyptic number.

240344345411 is a deficient number, since it is larger than the sum of its proper divisors (1).

240344345411 is an equidigital number, since it uses as much as digits as its factorization.

240344345411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 240344345411 its reverse (114543443042), we get a palindrome (354887788453).

The spelling of 240344345411 in words is "two hundred forty billion, three hundred forty-four million, three hundred forty-five thousand, four hundred eleven".