1343123243 has 48 divisors (see below), whose sum is σ = 1783445760. Its totient is φ = 982497600.

The previous prime is 1343123231. The next prime is 1343123291. The reversal of 1343123243 is 3423213431.

It is not a de Polignac number, because 1343123243 - 2¹⁴ = 1343106859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1343123293) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5865053 + ... + 5865281.

It is an arithmetic number, because the mean of its divisors is an integer number (37155120).

Almost surely, 2^1343123243 is an apocalyptic number.

1343123243 is a deficient number, since it is larger than the sum of its proper divisors (440322517).

1343123243 is a wasteful number, since it uses less digits than its factorization.

1343123243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496 (or 477 counting only the distinct ones).

The product of its digits is 5184, while the sum is 26.

The square root of 1343123243 is about 36648.6458549289. The cubic root of 1343123243 is about 1103.3296475103.

Adding to 1343123243 its reverse (3423213431), we get a palindrome (4766336674).

The spelling of 1343123243 in words is "one billion, three hundred forty-three million, one hundred twenty-three thousand, two hundred forty-three".