1163534343 has 16 divisors (see below), whose sum is σ = 1568371200. Its totient is φ = 767219040.

The previous prime is 1163534329. The next prime is 1163534363. The reversal of 1163534343 is 3434353611.

It is not a de Polignac number, because 1163534343 - 2¹⁸ = 1163272199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163534363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203518 + ... + 209156.

It is an arithmetic number, because the mean of its divisors is an integer number (98023200).

Almost surely, 2^1163534343 is an apocalyptic number.

1163534343 is a deficient number, since it is larger than the sum of its proper divisors (404836857).

1163534343 is a wasteful number, since it uses less digits than its factorization.

1163534343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6382.

The product of its digits is 38880, while the sum is 33.

The square root of 1163534343 is about 34110.6192116180. The cubic root of 1163534343 is about 1051.7836179148.

Adding to 1163534343 its reverse (3434353611), we get a palindrome (4597887954).

The spelling of 1163534343 in words is "one billion, one hundred sixty-three million, five hundred thirty-four thousand, three hundred forty-three".