1043041111 has 4 divisors (see below), whose sum is σ = 1192046992. Its totient is φ = 894035232.

The previous prime is 1043041079. The next prime is 1043041121. The reversal of 1043041111 is 1111403401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1111403401 = 23 ⋅48321887.

It is a cyclic number.

It is not a de Polignac number, because 1043041111 - 2⁵ = 1043041079 is a prime.

It is a super-2 number, since 2×1043041111² = 2175869518472228642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043041121) 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, 74502930 + ... + 74502943.

It is an arithmetic number, because the mean of its divisors is an integer number (298011748).

Almost surely, 2^1043041111 is an apocalyptic number.

1043041111 is a deficient number, since it is larger than the sum of its proper divisors (149005881).

1043041111 is an equidigital number, since it uses as much as digits as its factorization.

1043041111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149005880.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1043041111 is about 32296.1469992939. The cubic root of 1043041111 is about 1014.1459845423.

Adding to 1043041111 its reverse (1111403401), we get a palindrome (2154444512).

The spelling of 1043041111 in words is "one billion, forty-three million, forty-one thousand, one hundred eleven".