1343342400311 has 4 divisors (see below), whose sum is σ = 1343507783592. Its totient is φ = 1343177017032.

The previous prime is 1343342400293. The next prime is 1343342400319. The reversal of 1343342400311 is 1130042433431.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1343342400311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343342400319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82679456 + ... + 82695701.

It is an arithmetic number, because the mean of its divisors is an integer number (335876945898).

Almost surely, 2^{1343342400311} is an apocalyptic number.

1343342400311 is a deficient number, since it is larger than the sum of its proper divisors (165383281).

1343342400311 is an equidigital number, since it uses as much as digits as its factorization.

1343342400311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165383280.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 1343342400311 its reverse (1130042433431), we get a palindrome (2473384833742).

The spelling of 1343342400311 in words is "one trillion, three hundred forty-three billion, three hundred forty-two million, four hundred thousand, three hundred eleven".