1105063543 has 12 divisors (see below), whose sum is σ = 1161353088. Its totient is φ = 1051387040.

The previous prime is 1105063513. The next prime is 1105063559. The reversal of 1105063543 is 3453605011.

It is a de Polignac number, because none of the positive numbers 2^k-1105063543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105063513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95571 + ... + 106507.

It is an arithmetic number, because the mean of its divisors is an integer number (96779424).

Almost surely, 2^1105063543 is an apocalyptic number.

1105063543 is a deficient number, since it is larger than the sum of its proper divisors (56289545).

1105063543 is a wasteful number, since it uses less digits than its factorization.

1105063543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11174 (or 11151 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 1105063543 is about 33242.4960404600. The cubic root of 1105063543 is about 1033.8616290514.

Adding to 1105063543 its reverse (3453605011), we get a palindrome (4558668554).

The spelling of 1105063543 in words is "one billion, one hundred five million, sixty-three thousand, five hundred forty-three".