1105345043 has 6 divisors (see below), whose sum is σ = 1214966172. Its totient is φ = 1004859020.

The previous prime is 1105345039. The next prime is 1105345061. The reversal of 1105345043 is 3405435011.

It is not a de Polignac number, because 1105345043 - 2² = 1105345039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1105345343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4567421 + ... + 4567662.

It is an arithmetic number, because the mean of its divisors is an integer number (202494362).

Almost surely, 2^1105345043 is an apocalyptic number.

1105345043 is a deficient number, since it is larger than the sum of its proper divisors (109621129).

1105345043 is an equidigital number, since it uses as much as digits as its factorization.

1105345043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9135105 (or 9135094 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1105345043 is about 33246.7298091105. The cubic root of 1105345043 is about 1033.9494090232.

The spelling of 1105345043 in words is "one billion, one hundred five million, three hundred forty-five thousand, forty-three".