1343456563 has 8 divisors (see below), whose sum is σ = 1354100400. Its totient is φ = 1332834720.

The previous prime is 1343456557. The next prime is 1343456567. The reversal of 1343456563 is 3656543431.

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 1343456563 - 2⁵ = 1343456531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1343456567) 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, 130173 + ... + 140113.

It is an arithmetic number, because the mean of its divisors is an integer number (169262550).

Almost surely, 2^1343456563 is an apocalyptic number.

1343456563 is a deficient number, since it is larger than the sum of its proper divisors (10643837).

1343456563 is an equidigital number, since it uses as much as digits as its factorization.

1343456563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10997.

The product of its digits is 388800, while the sum is 40.

The square root of 1343456563 is about 36653.1930805489. The cubic root of 1343456563 is about 1103.4209102746.

Adding to 1343456563 its reverse (3656543431), we get a palindrome (4999999994).

The spelling of 1343456563 in words is "one billion, three hundred forty-three million, four hundred fifty-six thousand, five hundred sixty-three".