1101110043 has 48 divisors (see below), whose sum is σ = 1725403680. Its totient is φ = 621941760.

The previous prime is 1101110039. The next prime is 1101110053. The reversal of 1101110043 is 3400111011.

It is not a de Polignac number, because 1101110043 - 2² = 1101110039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101110053) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 671821 + ... + 673457.

It is an arithmetic number, because the mean of its divisors is an integer number (35945910).

Almost surely, 2^1101110043 is an apocalyptic number.

1101110043 is a deficient number, since it is larger than the sum of its proper divisors (624293637).

1101110043 is a wasteful number, since it uses less digits than its factorization.

1101110043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788 (or 1777 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1101110043 is about 33182.9782117278. The cubic root of 1101110043 is about 1032.6272336644.

Adding to 1101110043 its reverse (3400111011), we get a palindrome (4501221054).

The spelling of 1101110043 in words is "one billion, one hundred one million, one hundred ten thousand, forty-three".