1011844113 has 16 divisors (see below), whose sum is σ = 1544417280. Its totient is φ = 577236816.

The previous prime is 1011844103. The next prime is 1011844121. The reversal of 1011844113 is 3114481101.

It is not a de Polignac number, because 1011844113 - 2⁵ = 1011844081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011844103) 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 15 ways as a sum of consecutive naturals, for example, 26943 + ... + 52436.

It is an arithmetic number, because the mean of its divisors is an integer number (96526080).

Almost surely, 2^1011844113 is an apocalyptic number.

It is an amenable number.

1011844113 is a deficient number, since it is larger than the sum of its proper divisors (532573167).

1011844113 is an equidigital number, since it uses as much as digits as its factorization.

1011844113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79996.

The product of its (nonzero) digits is 384, while the sum is 24.

The square root of 1011844113 is about 31809.4972138825. The cubic root of 1011844113 is about 1003.9325524258.

The spelling of 1011844113 in words is "one billion, eleven million, eight hundred forty-four thousand, one hundred thirteen".