1105434543 has 8 divisors (see below), whose sum is σ = 1485518848. Its totient is φ = 731153304.

The previous prime is 1105434527. The next prime is 1105434553. The reversal of 1105434543 is 3454345011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1105434543 - 2⁴ = 1105434527 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1105434543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105434553) 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, 1450321 + ... + 1451082.

It is an arithmetic number, because the mean of its divisors is an integer number (185689856).

Almost surely, 2^1105434543 is an apocalyptic number.

1105434543 is a deficient number, since it is larger than the sum of its proper divisors (380084305).

1105434543 is a wasteful number, since it uses less digits than its factorization.

1105434543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2901533.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 1105434543 is about 33248.0757789079. The cubic root of 1105434543 is about 1033.9773146306.

Adding to 1105434543 its reverse (3454345011), we get a palindrome (4559779554).

The spelling of 1105434543 in words is "one billion, one hundred five million, four hundred thirty-four thousand, five hundred forty-three".