1110440043 has 8 divisors (see below), whose sum is σ = 1645096400. Its totient is φ = 740293344.

The previous prime is 1110440029. The next prime is 1110440053. The reversal of 1110440043 is 3400440111.

It is not a de Polignac number, because 1110440043 - 2¹² = 1110435947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1110439998 and 1110440025.

It is not an unprimeable number, because it can be changed into a prime (1110440053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20563678 + ... + 20563731.

It is an arithmetic number, because the mean of its divisors is an integer number (205637050).

Almost surely, 2^1110440043 is an apocalyptic number.

1110440043 is a deficient number, since it is larger than the sum of its proper divisors (534656357).

1110440043 is an equidigital number, since it uses as much as digits as its factorization.

1110440043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41127418 (or 41127412 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1110440043 is about 33323.2657913356. The cubic root of 1110440043 is about 1035.5356101937.

Adding to 1110440043 its reverse (3400440111), we get a palindrome (4510880154).

The spelling of 1110440043 in words is "one billion, one hundred ten million, four hundred forty thousand, forty-three".