1343440143315 has 64 divisors (see below), whose sum is σ = 2407853260800. Its totient is φ = 710650184832.

The previous prime is 1343440143271. The next prime is 1343440143317. The reversal of 1343440143315 is 5133410443431.

1343440143315 is a `hidden beast` number, since 1 + 3 + 43 + 440 + 143 + 31 + 5 = 666.

It is not a de Polignac number, because 1343440143315 - 2³³ = 1334850208723 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1343440143315.

It is not an unprimeable number, because it can be changed into a prime (1343440143317) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 70850806 + ... + 70869764.

It is an arithmetic number, because the mean of its divisors is an integer number (37622707200).

Almost surely, 2^{1343440143315} is an apocalyptic number.

1343440143315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1343440143315 is a deficient number, since it is larger than the sum of its proper divisors (1064413117485).

1343440143315 is a wasteful number, since it uses less digits than its factorization.

1343440143315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23233 (or 23227 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

Adding to 1343440143315 its reverse (5133410443431), we get a palindrome (6476850586746).

The spelling of 1343440143315 in words is "one trillion, three hundred forty-three billion, four hundred forty million, one hundred forty-three thousand, three hundred fifteen".