1343135563 has 8 divisors (see below), whose sum is σ = 1674558720. Its totient is φ = 1046599080.

The previous prime is 1343135539. The next prime is 1343135569. The reversal of 1343135563 is 3655313431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1343135563 - 2²⁵ = 1309581131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1343135569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8721583 + ... + 8721736.

It is an arithmetic number, because the mean of its divisors is an integer number (209319840).

Almost surely, 2^1343135563 is an apocalyptic number.

1343135563 is a deficient number, since it is larger than the sum of its proper divisors (331423157).

1343135563 is a wasteful number, since it uses less digits than its factorization.

1343135563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17443337.

The product of its digits is 48600, while the sum is 34.

The square root of 1343135563 is about 36648.8139371522. The cubic root of 1343135563 is about 1103.3330209857. Note that the first 3 decimals are identical.

Adding to 1343135563 its reverse (3655313431), we get a palindrome (4998448994).

It can be divided in two parts, 134313 and 5563, that added together give a square (139876 = 374²).

The spelling of 1343135563 in words is "one billion, three hundred forty-three million, one hundred thirty-five thousand, five hundred sixty-three".