1105134743 has 4 divisors (see below), whose sum is σ = 1123251768. Its totient is φ = 1087017720.

The previous prime is 1105134739. The next prime is 1105134757. The reversal of 1105134743 is 3474315011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3474315011 = 83 ⋅41859217.

It is a cyclic number.

It is not a de Polignac number, because 1105134743 - 2² = 1105134739 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 (1105134773) 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, 9058421 + ... + 9058542.

It is an arithmetic number, because the mean of its divisors is an integer number (280812942).

Almost surely, 2^1105134743 is an apocalyptic number.

1105134743 is a deficient number, since it is larger than the sum of its proper divisors (18117025).

1105134743 is an equidigital number, since it uses as much as digits as its factorization.

1105134743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18117024.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 1105134743 is about 33243.5669415904. The cubic root of 1105134743 is about 1033.8838327118.

Adding to 1105134743 its reverse (3474315011), we get a palindrome (4579449754).

The spelling of 1105134743 in words is "one billion, one hundred five million, one hundred thirty-four thousand, seven hundred forty-three".