1163345564 has 48 divisors (see below), whose sum is σ = 2265566688. Its totient is φ = 520224768.

The previous prime is 1163345549. The next prime is 1163345569. The reversal of 1163345564 is 4655433611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163345569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102812 + ... + 113564.

It is an arithmetic number, because the mean of its divisors is an integer number (47199306).

Almost surely, 2^1163345564 is an apocalyptic number.

It is an amenable number.

1163345564 is a deficient number, since it is larger than the sum of its proper divisors (1102221124).

1163345564 is a wasteful number, since it uses less digits than its factorization.

1163345564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10854 (or 10852 counting only the distinct ones).

The product of its digits is 129600, while the sum is 38.

The square root of 1163345564 is about 34107.8519405723. The cubic root of 1163345564 is about 1051.7267322142.

The spelling of 1163345564 in words is "one billion, one hundred sixty-three million, three hundred forty-five thousand, five hundred sixty-four".