1116064543 has 4 divisors (see below), whose sum is σ = 1217524968. Its totient is φ = 1014604120.

The previous prime is 1116064531. The next prime is 1116064583. The reversal of 1116064543 is 3454606111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1116064543 - 2¹⁷ = 1115933471 is a prime.

It is a super-3 number, since 3×1116064543³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116064583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50730196 + ... + 50730217.

It is an arithmetic number, because the mean of its divisors is an integer number (304381242).

Almost surely, 2^1116064543 is an apocalyptic number.

1116064543 is a deficient number, since it is larger than the sum of its proper divisors (101460425).

1116064543 is a wasteful number, since it uses less digits than its factorization.

1116064543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101460424.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1116064543 is about 33407.5521850973. The cubic root of 1116064543 is about 1037.2810335403.

The spelling of 1116064543 in words is "one billion, one hundred sixteen million, sixty-four thousand, five hundred forty-three".